128696945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{617}}^1\times {\mathrm{3209}}^1$

素因数の和:3844

約数の個数: 16

約数和(自身を含む): 166637520

約数和(自身を除く): 37940575

約数列:

[1, 5, 13, 65, 617, 3085, 3209, 8021, 16045, 40105, 41717, 208585, 1979953, 9899765, 25739389, 128696945]

約数ペア:

[(1, 128696945), (5, 25739389), (13, 9899765), (65, 1979953), (617, 208585), (3085, 41717), (3209, 40105), (8021, 16045)]