87711615

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{45329}}^1$

素因数の和:45383

約数の個数: 24

約数和(自身を含む): 155572560

約数和(自身を除く): 67860945

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 45329, 135987, 226645, 407961, 679935, 1949147, 2039805, 5847441, 9745735, 17542323, 29237205, 87711615]

約数ペア:

[(1, 87711615), (3, 29237205), (5, 17542323), (9, 9745735), (15, 5847441), (43, 2039805), (45, 1949147), (129, 679935), (215, 407961), (387, 226645), (645, 135987), (1935, 45329)]