13728125

素因数分解:

$5^5\times {\mathrm{23}}^1\times {\mathrm{191}}^1$

素因数の和:239

約数の個数: 24

約数和(自身を含む): 17998848

約数和(自身を除く): 4270723

約数列:

[1, 5, 23, 25, 115, 125, 191, 575, 625, 955, 2875, 3125, 4393, 4775, 14375, 21965, 23875, 71875, 109825, 119375, 549125, 596875, 2745625, 13728125]

約数ペア:

[(1, 13728125), (5, 2745625), (23, 596875), (25, 549125), (115, 119375), (125, 109825), (191, 71875), (575, 23875), (625, 21965), (955, 14375), (2875, 4775), (3125, 4393)]