86980205

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{21937}}^1$

素因数の和:22016

約数の個数: 16

約数和(自身を含む): 114253104

約数和(自身を除く): 27272899

約数列:

[1, 5, 13, 61, 65, 305, 793, 3965, 21937, 109685, 285181, 1338157, 1425905, 6690785, 17396041, 86980205]

約数ペア:

[(1, 86980205), (5, 17396041), (13, 6690785), (61, 1425905), (65, 1338157), (305, 285181), (793, 109685), (3965, 21937)]