15747290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{4177}}^1$

素因数の和:4226

約数の個数: 32

約数和(自身を含む): 31585680

約数和(自身を除く): 15838390

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 4177, 8354, 20885, 41770, 54301, 108602, 121133, 242266, 271505, 543010, 605665, 1211330, 1574729, 3149458, 7873645, 15747290]

約数ペア:

[(1, 15747290), (2, 7873645), (5, 3149458), (10, 1574729), (13, 1211330), (26, 605665), (29, 543010), (58, 271505), (65, 242266), (130, 121133), (145, 108602), (290, 54301), (377, 41770), (754, 20885), (1885, 8354), (3770, 4177)]