15998643

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{25037}}^1$

素因数の和:25114

約数の個数: 12

約数和(自身を含む): 23435568

約数和(自身を除く): 7436925

約数列:

[1, 3, 9, 71, 213, 639, 25037, 75111, 225333, 1777627, 5332881, 15998643]

約数ペア:

[(1, 15998643), (3, 5332881), (9, 1777627), (71, 225333), (213, 75111), (639, 25037)]