2028715

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{59}}^1$

素因数の和:123

約数の個数: 24

約数和(自身を含む): 2787120

約数和(自身を除く): 758405

約数列:

[1, 5, 13, 23, 59, 65, 115, 295, 299, 529, 767, 1357, 1495, 2645, 3835, 6785, 6877, 17641, 31211, 34385, 88205, 156055, 405743, 2028715]

約数ペア:

[(1, 2028715), (5, 405743), (13, 156055), (23, 88205), (59, 34385), (65, 31211), (115, 17641), (295, 6877), (299, 6785), (529, 3835), (767, 2645), (1357, 1495)]