57171951

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{1987}}^1$

素因数の和:2155

約数の個数: 24

約数和(自身を含む): 86835840

約数和(自身を除く): 29663889

約数列:

[1, 3, 9, 23, 69, 139, 207, 417, 1251, 1987, 3197, 5961, 9591, 17883, 28773, 45701, 137103, 276193, 411309, 828579, 2485737, 6352439, 19057317, 57171951]

約数ペア:

[(1, 57171951), (3, 19057317), (9, 6352439), (23, 2485737), (69, 828579), (139, 411309), (207, 276193), (417, 137103), (1251, 45701), (1987, 28773), (3197, 17883), (5961, 9591)]