81352179

素因数分解:

$3^2\times {\mathrm{131}}^1\times {\mathrm{69001}}^1$

素因数の和:69138

約数の個数: 12

約数和(自身を含む): 118407432

約数和(自身を除く): 37055253

約数列:

[1, 3, 9, 131, 393, 1179, 69001, 207003, 621009, 9039131, 27117393, 81352179]

約数ペア:

[(1, 81352179), (3, 27117393), (9, 9039131), (131, 621009), (393, 207003), (1179, 69001)]