56620305

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{1039}}^1$

素因数の和:1230

約数の個数: 48

約数和(自身を含む): 112919040

約数和(自身を除く): 56298735

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 173, 315, 519, 865, 1039, 1211, 1557, 2595, 3117, 3633, 5195, 6055, 7273, 7785, 9351, 10899, 15585, 18165, 21819, 36365, 46755, 54495, 65457, 109095, 179747, 327285, 539241, 898735, 1258229, 1617723, 2696205, 3774687, 6291145, 8088615, 11324061, 18873435, 56620305]

約数ペア:

[(1, 56620305), (3, 18873435), (5, 11324061), (7, 8088615), (9, 6291145), (15, 3774687), (21, 2696205), (35, 1617723), (45, 1258229), (63, 898735), (105, 539241), (173, 327285), (315, 179747), (519, 109095), (865, 65457), (1039, 54495), (1211, 46755), (1557, 36365), (2595, 21819), (3117, 18165), (3633, 15585), (5195, 10899), (6055, 9351), (7273, 7785)]