201731971

素因数分解:

$7^2\times {\mathrm{1439}}^1\times {\mathrm{2861}}^1$

素因数の和:4314

約数の個数: 12

約数和(自身を含む): 234912960

約数和(自身を除く): 33180989

約数列:

[1, 7, 49, 1439, 2861, 10073, 20027, 70511, 140189, 4116979, 28818853, 201731971]

約数ペア:

[(1, 201731971), (7, 28818853), (49, 4116979), (1439, 140189), (2861, 70511), (10073, 20027)]