29980945

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{521}}^1\times {\mathrm{677}}^1$

素因数の和:1220

約数の個数: 16

約数和(自身を含む): 38222928

約数和(自身を除く): 8241983

約数列:

[1, 5, 17, 85, 521, 677, 2605, 3385, 8857, 11509, 44285, 57545, 352717, 1763585, 5996189, 29980945]

約数ペア:

[(1, 29980945), (5, 5996189), (17, 1763585), (85, 352717), (521, 57545), (677, 44285), (2605, 11509), (3385, 8857)]