291222275

素因数分解:

$5^2\times {\mathrm{631}}^1\times {\mathrm{18461}}^1$

素因数の和:19102

約数の個数: 12

約数和(自身を含む): 361707504

約数和(自身を除く): 70485229

約数列:

[1, 5, 25, 631, 3155, 15775, 18461, 92305, 461525, 11648891, 58244455, 291222275]

約数ペア:

[(1, 291222275), (5, 58244455), (25, 11648891), (631, 461525), (3155, 92305), (15775, 18461)]