13040885

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:126

約数の個数: 48

約数和(自身を含む): 19605888

約数和(自身を除く): 6565003

約数列:

[1, 5, 11, 13, 23, 55, 61, 65, 115, 143, 169, 253, 299, 305, 671, 715, 793, 845, 1265, 1403, 1495, 1859, 3289, 3355, 3887, 3965, 7015, 8723, 9295, 10309, 15433, 16445, 18239, 19435, 42757, 43615, 51545, 77165, 91195, 113399, 200629, 213785, 237107, 566995, 1003145, 1185535, 2608177, 13040885]

約数ペア:

[(1, 13040885), (5, 2608177), (11, 1185535), (13, 1003145), (23, 566995), (55, 237107), (61, 213785), (65, 200629), (115, 113399), (143, 91195), (169, 77165), (253, 51545), (299, 43615), (305, 42757), (671, 19435), (715, 18239), (793, 16445), (845, 15433), (1265, 10309), (1403, 9295), (1495, 8723), (1859, 7015), (3289, 3965), (3355, 3887)]