28099210

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{647}}^1$

素因数の和:798

約数の個数: 32

約数和(自身を含む): 52348032

約数和(自身を除く): 24248822

約数列:

[1, 2, 5, 10, 43, 86, 101, 202, 215, 430, 505, 647, 1010, 1294, 3235, 4343, 6470, 8686, 21715, 27821, 43430, 55642, 65347, 130694, 139105, 278210, 326735, 653470, 2809921, 5619842, 14049605, 28099210]

約数ペア:

[(1, 28099210), (2, 14049605), (5, 5619842), (10, 2809921), (43, 653470), (86, 326735), (101, 278210), (202, 139105), (215, 130694), (430, 65347), (505, 55642), (647, 43430), (1010, 27821), (1294, 21715), (3235, 8686), (4343, 6470)]