397907427

素因数分解:

$3^1\times {\mathrm{107}}^1\times {\mathrm{677}}^1\times {\mathrm{1831}}^1$

素因数の和:2618

約数の個数: 16

約数和(自身を含む): 536585472

約数和(自身を除く): 138678045

約数列:

[1, 3, 107, 321, 677, 1831, 2031, 5493, 72439, 195917, 217317, 587751, 1239587, 3718761, 132635809, 397907427]

約数ペア:

[(1, 397907427), (3, 132635809), (107, 3718761), (321, 1239587), (677, 587751), (1831, 217317), (2031, 195917), (5493, 72439)]