289688416

素因数分解:

$2^5\times {\mathrm{421}}^1\times {\mathrm{21503}}^1$

素因数の和:21934

約数の個数: 24

約数和(自身を含む): 571705344

約数和(自身を除く): 282016928

約数列:

[1, 2, 4, 8, 16, 32, 421, 842, 1684, 3368, 6736, 13472, 21503, 43006, 86012, 172024, 344048, 688096, 9052763, 18105526, 36211052, 72422104, 144844208, 289688416]

約数ペア:

[(1, 289688416), (2, 144844208), (4, 72422104), (8, 36211052), (16, 18105526), (32, 9052763), (421, 688096), (842, 344048), (1684, 172024), (3368, 86012), (6736, 43006), (13472, 21503)]