67657919

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{877}}^1$

素因数の和:1094

約数の個数: 16

約数和(自身を含む): 78893568

約数和(自身を除く): 11235649

約数列:

[1, 7, 103, 107, 721, 749, 877, 6139, 11021, 77147, 90331, 93839, 632317, 656873, 9665417, 67657919]

約数ペア:

[(1, 67657919), (7, 9665417), (103, 656873), (107, 632317), (721, 93839), (749, 90331), (877, 77147), (6139, 11021)]