13105975

素因数分解:

$5^2\times {\mathrm{23}}^2\times {\mathrm{991}}^1$

素因数の和:1047

約数の個数: 18

約数和(自身を含む): 17005856

約数和(自身を除く): 3899881

約数列:

[1, 5, 23, 25, 115, 529, 575, 991, 2645, 4955, 13225, 22793, 24775, 113965, 524239, 569825, 2621195, 13105975]

約数ペア:

[(1, 13105975), (5, 2621195), (23, 569825), (25, 524239), (115, 113965), (529, 24775), (575, 22793), (991, 13225), (2645, 4955)]