7656687

素因数分解:

$3^9\times {\mathrm{389}}^1$

素因数の和:416

約数の個数: 20

約数和(自身を含む): 11514360

約数和(自身を除く): 3857673

約数列:

[1, 3, 9, 27, 81, 243, 389, 729, 1167, 2187, 3501, 6561, 10503, 19683, 31509, 94527, 283581, 850743, 2552229, 7656687]

約数ペア:

[(1, 7656687), (3, 2552229), (9, 850743), (27, 283581), (81, 94527), (243, 31509), (389, 19683), (729, 10503), (1167, 6561), (2187, 3501)]