66747863

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31891}}^1$

素因数の和:31934

約数の個数: 16

約数和(自身を含む): 85725696

約数和(自身を除く): 18977833

約数列:

[1, 7, 13, 23, 91, 161, 299, 2093, 31891, 223237, 414583, 733493, 2902081, 5134451, 9535409, 66747863]

約数ペア:

[(1, 66747863), (7, 9535409), (13, 5134451), (23, 2902081), (91, 733493), (161, 414583), (299, 223237), (2093, 31891)]