68869745

素因数分解:

$5^1\times 7^2\times {\mathrm{401}}^1\times {\mathrm{701}}^1$

素因数の和:1121

約数の個数: 24

約数和(自身を含む): 96513768

約数和(自身を除く): 27644023

約数列:

[1, 5, 7, 35, 49, 245, 401, 701, 2005, 2807, 3505, 4907, 14035, 19649, 24535, 34349, 98245, 171745, 281101, 1405505, 1967707, 9838535, 13773949, 68869745]

約数ペア:

[(1, 68869745), (5, 13773949), (7, 9838535), (35, 1967707), (49, 1405505), (245, 281101), (401, 171745), (701, 98245), (2005, 34349), (2807, 24535), (3505, 19649), (4907, 14035)]