213311585

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{743}}^1\times {\mathrm{857}}^1$

素因数の和:1672

約数の個数: 16

約数和(自身を含む): 260447616

約数和(自身を除く): 47136031

約数列:

[1, 5, 67, 335, 743, 857, 3715, 4285, 49781, 57419, 248905, 287095, 636751, 3183755, 42662317, 213311585]

約数ペア:

[(1, 213311585), (5, 42662317), (67, 3183755), (335, 636751), (743, 287095), (857, 248905), (3715, 57419), (4285, 49781)]