400654017

素因数分解:

$3^2\times {\mathrm{139}}^1\times {\mathrm{320267}}^1$

素因数の和:320412

約数の個数: 12

約数和(自身を含む): 582887760

約数和(自身を除く): 182233743

約数列:

[1, 3, 9, 139, 417, 1251, 320267, 960801, 2882403, 44517113, 133551339, 400654017]

約数ペア:

[(1, 400654017), (3, 133551339), (9, 44517113), (139, 2882403), (417, 960801), (1251, 320267)]