55905471

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{9721}}^1$

素因数の和:9804

約数の個数: 20

約数和(自身を含む): 84698064

約数和(自身を除く): 28792593

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 9721, 29163, 87489, 262467, 690191, 787401, 2070573, 6211719, 18635157, 55905471]

約数ペア:

[(1, 55905471), (3, 18635157), (9, 6211719), (27, 2070573), (71, 787401), (81, 690191), (213, 262467), (639, 87489), (1917, 29163), (5751, 9721)]