87581259

素因数分解:

$3^2\times {\mathrm{139}}^1\times {\mathrm{70009}}^1$

素因数の和:70154

約数の個数: 12

約数和(自身を含む): 127418200

約数和(自身を除く): 39836941

約数列:

[1, 3, 9, 139, 417, 1251, 70009, 210027, 630081, 9731251, 29193753, 87581259]

約数ペア:

[(1, 87581259), (3, 29193753), (9, 9731251), (139, 630081), (417, 210027), (1251, 70009)]