254189716

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{14851}}^1$

素因数の和:15255

約数の個数: 24

約数和(自身を含む): 486551520

約数和(自身を除く): 232361804

約数列:

[1, 2, 4, 11, 22, 44, 389, 778, 1556, 4279, 8558, 14851, 17116, 29702, 59404, 163361, 326722, 653444, 5777039, 11554078, 23108156, 63547429, 127094858, 254189716]

約数ペア:

[(1, 254189716), (2, 127094858), (4, 63547429), (11, 23108156), (22, 11554078), (44, 5777039), (389, 653444), (778, 326722), (1556, 163361), (4279, 59404), (8558, 29702), (14851, 17116)]