30186009

素因数分解:

$3^2\times 7^2\times {\mathrm{68449}}^1$

素因数の和:68469

約数の個数: 18

約数和(自身を含む): 50721450

約数和(自身を除く): 20535441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 68449, 205347, 479143, 616041, 1437429, 3354001, 4312287, 10062003, 30186009]

約数ペア:

[(1, 30186009), (3, 10062003), (7, 4312287), (9, 3354001), (21, 1437429), (49, 616041), (63, 479143), (147, 205347), (441, 68449)]