8721027

素因数分解:

$3^6\times 7^1\times {\mathrm{1709}}^1$

素因数の和:1734

約数の個数: 28

約数和(自身を含む): 14952240

約数和(自身を除く): 6231213

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 1709, 5103, 5127, 11963, 15381, 35889, 46143, 107667, 138429, 323001, 415287, 969003, 1245861, 2907009, 8721027]

約数ペア:

[(1, 8721027), (3, 2907009), (7, 1245861), (9, 969003), (21, 415287), (27, 323001), (63, 138429), (81, 107667), (189, 46143), (243, 35889), (567, 15381), (729, 11963), (1701, 5127), (1709, 5103)]