86340471

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1\times {\mathrm{223}}^1$

素因数の和:515

約数の個数: 32

約数和(自身を含む): 134184960

約数和(自身を除く): 47844489

約数列:

[1, 3, 7, 21, 103, 179, 223, 309, 537, 669, 721, 1253, 1561, 2163, 3759, 4683, 18437, 22969, 39917, 55311, 68907, 119751, 129059, 160783, 279419, 387177, 482349, 838257, 4111451, 12334353, 28780157, 86340471]

約数ペア:

[(1, 86340471), (3, 28780157), (7, 12334353), (21, 4111451), (103, 838257), (179, 482349), (223, 387177), (309, 279419), (537, 160783), (669, 129059), (721, 119751), (1253, 68907), (1561, 55311), (2163, 39917), (3759, 22969), (4683, 18437)]