51242653

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{599}}^1$

素因数の和:729

約数の個数: 24

約数和(自身を含む): 65116800

約数和(自身を除く): 13874147

約数列:

[1, 7, 11, 77, 101, 121, 599, 707, 847, 1111, 4193, 6589, 7777, 12221, 46123, 60499, 72479, 85547, 423493, 507353, 665489, 4658423, 7320379, 51242653]

約数ペア:

[(1, 51242653), (7, 7320379), (11, 4658423), (77, 665489), (101, 507353), (121, 423493), (599, 85547), (707, 72479), (847, 60499), (1111, 46123), (4193, 12221), (6589, 7777)]