66522789

素因数分解:

$3^4\times {\mathrm{337}}^1\times {\mathrm{2437}}^1$

素因数の和:2786

約数の個数: 20

約数和(自身を含む): 99709324

約数和(自身を除く): 33186535

約数列:

[1, 3, 9, 27, 81, 337, 1011, 2437, 3033, 7311, 9099, 21933, 27297, 65799, 197397, 821269, 2463807, 7391421, 22174263, 66522789]

約数ペア:

[(1, 66522789), (3, 22174263), (9, 7391421), (27, 2463807), (81, 821269), (337, 197397), (1011, 65799), (2437, 27297), (3033, 21933), (7311, 9099)]