87571251

素因数分解:

$3^2\times {\mathrm{139}}^1\times {\mathrm{70001}}^1$

素因数の和:70146

約数の個数: 12

約数和(自身を含む): 127403640

約数和(自身を除く): 39832389

約数列:

[1, 3, 9, 139, 417, 1251, 70001, 210003, 630009, 9730139, 29190417, 87571251]

約数ペア:

[(1, 87571251), (3, 29190417), (9, 9730139), (139, 630009), (417, 210003), (1251, 70001)]