1639851835

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{421}}^1\times {\mathrm{26863}}^1$

素因数の和:27318

約数の個数: 16

約数和(自身を含む): 2040589440

約数和(自身を除く): 400737605

約数列:

[1, 5, 29, 145, 421, 2105, 12209, 26863, 61045, 134315, 779027, 3895135, 11309323, 56546615, 327970367, 1639851835]

約数ペア:

[(1, 1639851835), (5, 327970367), (29, 56546615), (145, 11309323), (421, 3895135), (2105, 779027), (12209, 134315), (26863, 61045)]