56718915

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{1987}}^1$

素因数の和:2179

約数の個数: 32

約数和(自身を含む): 99622656

約数和(自身を除く): 42903741

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 173, 519, 865, 1903, 1987, 2595, 5709, 5961, 9515, 9935, 21857, 28545, 29805, 65571, 109285, 327855, 343751, 1031253, 1718755, 3781261, 5156265, 11343783, 18906305, 56718915]

約数ペア:

[(1, 56718915), (3, 18906305), (5, 11343783), (11, 5156265), (15, 3781261), (33, 1718755), (55, 1031253), (165, 343751), (173, 327855), (519, 109285), (865, 65571), (1903, 29805), (1987, 28545), (2595, 21857), (5709, 9935), (5961, 9515)]