66762081

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{104479}}^1$

素因数の和:104556

約数の個数: 12

約数和(自身を含む): 97793280

約数和(自身を除く): 31031199

約数列:

[1, 3, 9, 71, 213, 639, 104479, 313437, 940311, 7418009, 22254027, 66762081]

約数ペア:

[(1, 66762081), (3, 22254027), (9, 7418009), (71, 940311), (213, 313437), (639, 104479)]