# msieve を Homebrew, MacPorts, Nix でインストール

msieve のインストール経路、実行ファイル、メタデータ、AI エージェント向けセキュリティノートを確認します。

## インストール

```sh
sudo av install brew:msieve
```

追加のインストールコマンド:

### macOS

- Homebrew (100%):

```sh
brew install msieve
```

  証拠: local Homebrew formula metadata

- MacPorts (94%):

```sh
sudo port install msieve
```

  証拠: MacPorts ports tree: math/msieve/Portfile from https://api.github.com/repos/macports/macports-ports/git/trees/master?recursive=1

### Linux

- Nix (92%):

```sh
nix profile install nixpkgs#msieve
```

  証拠: nixpkgs package indexes: pkgs/by-name/ms/msieve/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1

## パッケージ情報

- **パッケージキー:** brew:msieve
- **パッケージマネージャ:** Homebrew
- **バージョン:** 1.53
- **ソース概要:** C library for factoring large integers
- **ホームページ:** <https://sourceforge.net/projects/msieve/>
- **生成日時:** 2026-08-03T19:37:03+00:00

## 実行可能ファイル

- msieve (エイリアス)

## インストール挙動

- Bottle: 利用不可

## バージョンと鮮度

- ページ生成日: 2026-08-03
- マネージャ版: 1.53
## プロジェクトの歴史と使われ方

Msieve is Jason Papadopoulos's public-domain C library and command-line program for integer factorization. Its README frames the project as an effort to understand and optimize modern factoring algorithms, with a self-contained implementation intended to be fast, portable, and simple to use. The library combines trial division and Pollard Rho for small cases, optional GMP-ECM for P-1, P+1, and ECM work, then sieve-based methods for harder inputs.

### プロジェクトの歴史

Technically, Msieve's niche is high-performance general integer factorization rather than a broad computer-algebra environment. It implements a self-initializing quadratic sieve for ordinary use and includes number-field-sieve code, especially postprocessing, that the author says helped complete large public factorization efforts. Its CLI can factor numbers supplied directly, from files, or as arithmetic expressions, while the library can be embedded by other programs.

### 使われ方

In the factoring ecosystem, Msieve sits beside tools such as GGNFS, CADO-NFS, and YAFU. Its README describes using GGNFS for earlier NFS stages and Msieve for later stages on very large problems, and YAFU's build notes document bundling msieve as part of YAFU 3.0. Package-manager records for Homebrew, MacPorts, and Nix place it as a specialist science/cryptography utility rather than a general-purpose math suite.

### ソース

- <https://formulae.brew.sh/formula/msieve>
- <https://github.com/bbuhrow/yafu>
- <https://github.com/radii/msieve>


## セキュリティノート

library-like package without higher-risk signals.

- **Geiger リスク:** グリーン / 低
- library-like package without higher-risk signals

## 他のパッケージマネージャ記録

- Nix - msieve: normalized package name match | nixpkgs package indexes: pkgs/by-name/ms/msieve/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1
- MacPorts - msieve: normalized package name match | MacPorts ports tree: math/msieve/Portfile from https://api.github.com/repos/macports/macports-ports/git/trees/master?recursive=1


## Combined YAML source

View the package source record on GitHub. [combined/msieve.yml](https://github.com/mxcl/pkgdb/blob/main/combined/msieve.yml)


## ソース

- pkg.so package database
- Geiger risk classifier
- curated package history
- pkgdb category and tag curation
- external package-manager database matches
- cross-ecosystem install command graph