67420405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{6211}}^1$

素因数の和:6396

約数の個数: 16

約数和(自身を含む): 87663744

約数和(自身を除く): 20243339

約数列:

[1, 5, 13, 65, 167, 835, 2171, 6211, 10855, 31055, 80743, 403715, 1037237, 5186185, 13484081, 67420405]

約数ペア:

[(1, 67420405), (5, 13484081), (13, 5186185), (65, 1037237), (167, 403715), (835, 80743), (2171, 31055), (6211, 10855)]