28003252222

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{1409}}^1\times {\mathrm{903389}}^1$

素因数の和:904811

約数の個数: 16

約数和(自身を含む): 45856076400

約数和(自身を除く): 17852824178

約数列:

[1, 2, 11, 22, 1409, 2818, 15499, 30998, 903389, 1806778, 9937279, 19874558, 1272875101, 2545750202, 14001626111, 28003252222]

約数ペア:

[(1, 28003252222), (2, 14001626111), (11, 2545750202), (22, 1272875101), (1409, 19874558), (2818, 9937279), (15499, 1806778), (30998, 903389)]