71391605

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{1481}}^1$

素因数の和:1828

約数の個数: 16

約数和(自身を含む): 88777728

約数和(自身を除く): 17386123

約数列:

[1, 5, 31, 155, 311, 1481, 1555, 7405, 9641, 45911, 48205, 229555, 460591, 2302955, 14278321, 71391605]

約数ペア:

[(1, 71391605), (5, 14278321), (31, 2302955), (155, 460591), (311, 229555), (1481, 48205), (1555, 45911), (7405, 9641)]