131347741

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1\times {\mathrm{2161}}^1$

素因数の和:2644

約数の個数: 16

約数和(自身を含む): 158431360

約数和(自身を除く): 27083619

約数列:

[1, 7, 19, 133, 457, 2161, 3199, 8683, 15127, 41059, 60781, 287413, 987577, 6913039, 18763963, 131347741]

約数ペア:

[(1, 131347741), (7, 18763963), (19, 6913039), (133, 987577), (457, 287413), (2161, 60781), (3199, 41059), (8683, 15127)]