156980316

素因数分解:

$2^2\times 3^1\times {\mathrm{647}}^1\times {\mathrm{20219}}^1$

素因数の和:20873

約数の個数: 24

約数和(自身を含む): 366871680

約数和(自身を除く): 209891364

約数列:

[1, 2, 3, 4, 6, 12, 647, 1294, 1941, 2588, 3882, 7764, 20219, 40438, 60657, 80876, 121314, 242628, 13081693, 26163386, 39245079, 52326772, 78490158, 156980316]

約数ペア:

[(1, 156980316), (2, 78490158), (3, 52326772), (4, 39245079), (6, 26163386), (12, 13081693), (647, 242628), (1294, 121314), (1941, 80876), (2588, 60657), (3882, 40438), (7764, 20219)]