31419905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{19699}}^1$

素因数の和:19744

約数の個数: 16

約数和(自身を含む): 42552000

約数和(自身を除く): 11132095

約数列:

[1, 5, 11, 29, 55, 145, 319, 1595, 19699, 98495, 216689, 571271, 1083445, 2856355, 6283981, 31419905]

約数ペア:

[(1, 31419905), (5, 6283981), (11, 2856355), (29, 1083445), (55, 571271), (145, 216689), (319, 98495), (1595, 19699)]