71855119

素因数分解:

$7^2\times {\mathrm{199}}^1\times {\mathrm{7369}}^1$

素因数の和:7582

約数の個数: 12

約数和(自身を含む): 84018000

約数和(自身を除く): 12162881

約数列:

[1, 7, 49, 199, 1393, 7369, 9751, 51583, 361081, 1466431, 10265017, 71855119]

約数ペア:

[(1, 71855119), (7, 10265017), (49, 1466431), (199, 361081), (1393, 51583), (7369, 9751)]