389027255

素因数分解:

$5^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1\times {\mathrm{5623}}^1$

素因数の和:5866

約数の個数: 16

約数和(自身を含む): 474980544

約数和(自身を除く): 85953289

約数列:

[1, 5, 101, 137, 505, 685, 5623, 13837, 28115, 69185, 567923, 770351, 2839615, 3851755, 77805451, 389027255]

約数ペア:

[(1, 389027255), (5, 77805451), (101, 3851755), (137, 2839615), (505, 770351), (685, 567923), (5623, 69185), (13837, 28115)]