128678435

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{617}}^1\times {\mathrm{787}}^1$

素因数の和:1462

約数の個数: 16

約数和(自身を含む): 157782816

約数和(自身を除く): 29104381

約数列:

[1, 5, 53, 265, 617, 787, 3085, 3935, 32701, 41711, 163505, 208555, 485579, 2427895, 25735687, 128678435]

約数ペア:

[(1, 128678435), (5, 25735687), (53, 2427895), (265, 485579), (617, 208555), (787, 163505), (3085, 41711), (3935, 32701)]