18009081

素因数分解:

$3^3\times {\mathrm{313}}^1\times {\mathrm{2131}}^1$

素因数の和:2453

約数の個数: 16

約数和(自身を含む): 26777920

約数和(自身を除く): 8768839

約数列:

[1, 3, 9, 27, 313, 939, 2131, 2817, 6393, 8451, 19179, 57537, 667003, 2001009, 6003027, 18009081]

約数ペア:

[(1, 18009081), (3, 6003027), (9, 2001009), (27, 667003), (313, 57537), (939, 19179), (2131, 8451), (2817, 6393)]