2145014781

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{148249}}^1$

素因数の和:148325

約数の個数: 32

約数和(自身を含む): 3586464000

約数和(自身を除く): 1441449219

約数列:

[1, 3, 7, 13, 21, 39, 53, 91, 159, 273, 371, 689, 1113, 2067, 4823, 14469, 148249, 444747, 1037743, 1927237, 3113229, 5781711, 7857197, 13490659, 23571591, 40471977, 55000379, 102143561, 165001137, 306430683, 715004927, 2145014781]

約数ペア:

[(1, 2145014781), (3, 715004927), (7, 306430683), (13, 165001137), (21, 102143561), (39, 55000379), (53, 40471977), (91, 23571591), (159, 13490659), (273, 7857197), (371, 5781711), (689, 3113229), (1113, 1927237), (2067, 1037743), (4823, 444747), (14469, 148249)]