290420641

素因数分解:

$7^1\times {\mathrm{157}}^1\times {\mathrm{401}}^1\times {\mathrm{659}}^1$

素因数の和:1224

約数の個数: 16

約数和(自身を含む): 335364480

約数和(自身を除く): 44943839

約数列:

[1, 7, 157, 401, 659, 1099, 2807, 4613, 62957, 103463, 264259, 440699, 724241, 1849813, 41488663, 290420641]

約数ペア:

[(1, 290420641), (7, 41488663), (157, 1849813), (401, 724241), (659, 440699), (1099, 264259), (2807, 103463), (4613, 62957)]