2603315

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{331}}^1$

素因数の和:371

約数の個数: 24

約数和(自身を含む): 3709104

約数和(自身を除く): 1105789

約数列:

[1, 5, 11, 13, 55, 65, 121, 143, 331, 605, 715, 1573, 1655, 3641, 4303, 7865, 18205, 21515, 40051, 47333, 200255, 236665, 520663, 2603315]

約数ペア:

[(1, 2603315), (5, 520663), (11, 236665), (13, 200255), (55, 47333), (65, 40051), (121, 21515), (143, 18205), (331, 7865), (605, 4303), (715, 3641), (1573, 1655)]