389380863

素因数分解:

$3^1\times {\mathrm{31}}^2\times {\mathrm{131}}^1\times {\mathrm{1031}}^1$

素因数の和:1227

約数の個数: 24

約数和(自身を含む): 541081728

約数和(自身を除く): 151700865

約数列:

[1, 3, 31, 93, 131, 393, 961, 1031, 2883, 3093, 4061, 12183, 31961, 95883, 125891, 135061, 377673, 405183, 990791, 2972373, 4186891, 12560673, 129793621, 389380863]

約数ペア:

[(1, 389380863), (3, 129793621), (31, 12560673), (93, 4186891), (131, 2972373), (393, 990791), (961, 405183), (1031, 377673), (2883, 135061), (3093, 125891), (4061, 95883), (12183, 31961)]