56768121

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{9871}}^1$

素因数の和:9954

約数の個数: 20

約数和(自身を含む): 86004864

約数和(自身を除く): 29236743

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 9871, 29613, 88839, 266517, 700841, 799551, 2102523, 6307569, 18922707, 56768121]

約数ペア:

[(1, 56768121), (3, 18922707), (9, 6307569), (27, 2102523), (71, 799551), (81, 700841), (213, 266517), (639, 88839), (1917, 29613), (5751, 9871)]