201878457

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{139}}^1\times {\mathrm{4001}}^1$

素因数の和:4165

約数の個数: 24

約数和(自身を含む): 298068960

約数和(自身を除く): 96190503

約数列:

[1, 3, 11, 33, 121, 139, 363, 417, 1529, 4001, 4587, 12003, 16819, 44011, 50457, 132033, 484121, 556139, 1452363, 1668417, 6117529, 18352587, 67292819, 201878457]

約数ペア:

[(1, 201878457), (3, 67292819), (11, 18352587), (33, 6117529), (121, 1668417), (139, 1452363), (363, 556139), (417, 484121), (1529, 132033), (4001, 50457), (4587, 44011), (12003, 16819)]