31372161

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{3271}}^1$

素因数の和:3436

約数の個数: 16

約数和(自身を含む): 43975680

約数和(自身を除く): 12603519

約数列:

[1, 3, 23, 69, 139, 417, 3197, 3271, 9591, 9813, 75233, 225699, 454669, 1364007, 10457387, 31372161]

約数ペア:

[(1, 31372161), (3, 10457387), (23, 1364007), (69, 454669), (139, 225699), (417, 75233), (3197, 9813), (3271, 9591)]