390313

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:192

約数の個数: 16

約数和(自身を含む): 503424

約数和(自身を除く): 113111

約数列:

[1, 7, 11, 37, 77, 137, 259, 407, 959, 1507, 2849, 5069, 10549, 35483, 55759, 390313]

約数ペア:

[(1, 390313), (7, 55759), (11, 35483), (37, 10549), (77, 5069), (137, 2849), (259, 1507), (407, 959)]