66068405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{1571}}^1$

素因数の和:2236

約数の個数: 16

約数和(自身を含む): 85567104

約数和(自身を除く): 19498699

約数列:

[1, 5, 13, 65, 647, 1571, 3235, 7855, 8411, 20423, 42055, 102115, 1016437, 5082185, 13213681, 66068405]

約数ペア:

[(1, 66068405), (5, 13213681), (13, 5082185), (65, 1016437), (647, 102115), (1571, 42055), (3235, 20423), (7855, 8411)]