8985561

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{479}}^1$

素因数の和:545

約数の個数: 24

約数和(自身を含む): 13351680

約数和(自身を除く): 4366119

約数列:

[1, 3, 13, 37, 39, 111, 169, 479, 481, 507, 1437, 1443, 6227, 6253, 17723, 18681, 18759, 53169, 80951, 230399, 242853, 691197, 2995187, 8985561]

約数ペア:

[(1, 8985561), (3, 2995187), (13, 691197), (37, 242853), (39, 230399), (111, 80951), (169, 53169), (479, 18759), (481, 18681), (507, 17723), (1437, 6253), (1443, 6227)]