28751569

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{3697}}^1$

素因数の和:3816

約数の個数: 16

約数和(自身を含む): 36210816

約数和(自身を除く): 7459247

約数列:

[1, 7, 11, 77, 101, 707, 1111, 3697, 7777, 25879, 40667, 284669, 373397, 2613779, 4107367, 28751569]

約数ペア:

[(1, 28751569), (7, 4107367), (11, 2613779), (77, 373397), (101, 284669), (707, 40667), (1111, 25879), (3697, 7777)]