66512159

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{8431}}^1$

素因数の和:8475

約数の個数: 16

約数和(自身を含む): 80947200

約数和(自身を除く): 14435041

約数列:

[1, 7, 23, 49, 161, 343, 1127, 7889, 8431, 59017, 193913, 413119, 1357391, 2891833, 9501737, 66512159]

約数ペア:

[(1, 66512159), (7, 9501737), (23, 2891833), (49, 1357391), (161, 413119), (343, 193913), (1127, 59017), (7889, 8431)]