56550069

素因数分解:

$3^4\times {\mathrm{719}}^1\times {\mathrm{971}}^1$

素因数の和:1702

約数の個数: 20

約数和(自身を含む): 84680640

約数和(自身を除く): 28130571

約数列:

[1, 3, 9, 27, 81, 719, 971, 2157, 2913, 6471, 8739, 19413, 26217, 58239, 78651, 698149, 2094447, 6283341, 18850023, 56550069]

約数ペア:

[(1, 56550069), (3, 18850023), (9, 6283341), (27, 2094447), (81, 698149), (719, 78651), (971, 58239), (2157, 26217), (2913, 19413), (6471, 8739)]