83740167

素因数分解:

$3^2\times 7^2\times {\mathrm{189887}}^1$

素因数の和:189907

約数の個数: 18

約数和(自身を含む): 140707008

約数和(自身を除く): 56966841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 189887, 569661, 1329209, 1708983, 3987627, 9304463, 11962881, 27913389, 83740167]

約数ペア:

[(1, 83740167), (3, 27913389), (7, 11962881), (9, 9304463), (21, 3987627), (49, 1708983), (63, 1329209), (147, 569661), (441, 189887)]