81129501

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{1907}}^1$

素因数の和:2105

約数の個数: 24

約数和(自身を含む): 122035680

約数和(自身を除く): 40906179

約数列:

[1, 3, 9, 29, 87, 163, 261, 489, 1467, 1907, 4727, 5721, 14181, 17163, 42543, 55303, 165909, 310841, 497727, 932523, 2797569, 9014389, 27043167, 81129501]

約数ペア:

[(1, 81129501), (3, 27043167), (9, 9014389), (29, 2797569), (87, 932523), (163, 497727), (261, 310841), (489, 165909), (1467, 55303), (1907, 42543), (4727, 17163), (5721, 14181)]