208621391

素因数分解:

${\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{3571}}^1$

素因数の和:3742

約数の個数: 16

約数和(自身を含む): 234551808

約数和(自身を除く): 25930417

約数列:

[1, 11, 47, 113, 517, 1243, 3571, 5311, 39281, 58421, 167837, 403523, 1846207, 4438753, 18965581, 208621391]

約数ペア:

[(1, 208621391), (11, 18965581), (47, 4438753), (113, 1846207), (517, 403523), (1243, 167837), (3571, 58421), (5311, 39281)]