12871418

素因数分解:

$2^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{647}}^1$

素因数の和:699

約数の個数: 32

約数和(自身を含む): 23328000

約数和(自身を除く): 10456582

約数列:

[1, 2, 7, 14, 29, 49, 58, 98, 203, 343, 406, 647, 686, 1294, 1421, 2842, 4529, 9058, 9947, 18763, 19894, 31703, 37526, 63406, 131341, 221921, 262682, 443842, 919387, 1838774, 6435709, 12871418]

約数ペア:

[(1, 12871418), (2, 6435709), (7, 1838774), (14, 919387), (29, 443842), (49, 262682), (58, 221921), (98, 131341), (203, 63406), (343, 37526), (406, 31703), (647, 19894), (686, 18763), (1294, 9947), (1421, 9058), (2842, 4529)]