201787731

素因数分解:

$3^2\times {\mathrm{1481}}^1\times {\mathrm{15139}}^1$

素因数の和:16626

約数の個数: 12

約数和(自身を含む): 291687240

約数和(自身を除く): 89899509

約数列:

[1, 3, 9, 1481, 4443, 13329, 15139, 45417, 136251, 22420859, 67262577, 201787731]

約数ペア:

[(1, 201787731), (3, 67262577), (9, 22420859), (1481, 136251), (4443, 45417), (13329, 15139)]