557904055

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{1531}}^1\times {\mathrm{2351}}^1$

素因数の和:3918

約数の個数: 16

約数和(自身を含む): 691826688

約数和(自身を除く): 133922633

約数列:

[1, 5, 31, 155, 1531, 2351, 7655, 11755, 47461, 72881, 237305, 364405, 3599381, 17996905, 111580811, 557904055]

約数ペア:

[(1, 557904055), (5, 111580811), (31, 17996905), (155, 3599381), (1531, 364405), (2351, 237305), (7655, 72881), (11755, 47461)]