291204254

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{26849}}^1$

素因数の和:26908

約数の個数: 32

約数和(自身を含む): 521964000

約数和(自身を除く): 230759746

約数列:

[1, 2, 11, 17, 22, 29, 34, 58, 187, 319, 374, 493, 638, 986, 5423, 10846, 26849, 53698, 295339, 456433, 590678, 778621, 912866, 1557242, 5020763, 8564831, 10041526, 13236557, 17129662, 26473114, 145602127, 291204254]

約数ペア:

[(1, 291204254), (2, 145602127), (11, 26473114), (17, 17129662), (22, 13236557), (29, 10041526), (34, 8564831), (58, 5020763), (187, 1557242), (319, 912866), (374, 778621), (493, 590678), (638, 456433), (986, 295339), (5423, 53698), (10846, 26849)]