13047265

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{33889}}^1$

素因数の和:33912

約数の個数: 16

約数和(自身を含む): 19520640

約数和(自身を除く): 6473375

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 33889, 169445, 237223, 372779, 1186115, 1863895, 2609453, 13047265]

約数ペア:

[(1, 13047265), (5, 2609453), (7, 1863895), (11, 1186115), (35, 372779), (55, 237223), (77, 169445), (385, 33889)]