81157305

素因数分解:

$3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{52529}}^1$

素因数の和:52640

約数の個数: 16

約数和(自身を含む): 131114880

約数和(自身を除く): 49957575

約数列:

[1, 3, 5, 15, 103, 309, 515, 1545, 52529, 157587, 262645, 787935, 5410487, 16231461, 27052435, 81157305]

約数ペア:

[(1, 81157305), (3, 27052435), (5, 16231461), (15, 5410487), (103, 787935), (309, 262645), (515, 157587), (1545, 52529)]