13031915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{379}}^1$

素因数の和:443

約数の個数: 24

約数和(自身を含む): 17651760

約数和(自身を除く): 4619845

約数列:

[1, 5, 13, 23, 65, 115, 299, 379, 529, 1495, 1895, 2645, 4927, 6877, 8717, 24635, 34385, 43585, 113321, 200491, 566605, 1002455, 2606383, 13031915]

約数ペア:

[(1, 13031915), (5, 2606383), (13, 1002455), (23, 566605), (65, 200491), (115, 113321), (299, 43585), (379, 34385), (529, 24635), (1495, 8717), (1895, 6877), (2645, 4927)]