66266721

素因数分解:

$3^3\times {\mathrm{139}}^1\times {\mathrm{17657}}^1$

素因数の和:17805

約数の個数: 16

約数和(自身を含む): 98884800

約数和(自身を除く): 32618079

約数列:

[1, 3, 9, 27, 139, 417, 1251, 3753, 17657, 52971, 158913, 476739, 2454323, 7362969, 22088907, 66266721]

約数ペア:

[(1, 66266721), (3, 22088907), (9, 7362969), (27, 2454323), (139, 476739), (417, 158913), (1251, 52971), (3753, 17657)]