4721665

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4273}}^1$

素因数の和:4308

約数の個数: 16

約数和(自身を含む): 6462288

約数和(自身を除く): 1740623

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 4273, 21365, 55549, 72641, 277745, 363205, 944333, 4721665]

約数ペア:

[(1, 4721665), (5, 944333), (13, 363205), (17, 277745), (65, 72641), (85, 55549), (221, 21365), (1105, 4273)]