18675009

素因数分解:

$3^3\times {\mathrm{197}}^1\times {\mathrm{3511}}^1$

素因数の和:3717

約数の個数: 16

約数和(自身を含む): 27815040

約数和(自身を除く): 9140031

約数列:

[1, 3, 9, 27, 197, 591, 1773, 3511, 5319, 10533, 31599, 94797, 691667, 2075001, 6225003, 18675009]

約数ペア:

[(1, 18675009), (3, 6225003), (9, 2075001), (27, 691667), (197, 94797), (591, 31599), (1773, 10533), (3511, 5319)]