1308090265

素因数分解:

$5^1\times {\mathrm{251}}^1\times {\mathrm{643}}^1\times {\mathrm{1621}}^1$

素因数の和:2520

約数の個数: 16

約数和(自身を含む): 1579386816

約数和(自身を除く): 271296551

約数列:

[1, 5, 251, 643, 1255, 1621, 3215, 8105, 161393, 406871, 806965, 1042303, 2034355, 5211515, 261618053, 1308090265]

約数ペア:

[(1, 1308090265), (5, 261618053), (251, 5211515), (643, 2034355), (1255, 1042303), (1621, 806965), (3215, 406871), (8105, 161393)]