82711521

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{129439}}^1$

素因数の和:129516

約数の個数: 12

約数和(自身を含む): 121155840

約数和(自身を除く): 38444319

約数列:

[1, 3, 9, 71, 213, 639, 129439, 388317, 1164951, 9190169, 27570507, 82711521]

約数ペア:

[(1, 82711521), (3, 27570507), (9, 9190169), (71, 1164951), (213, 388317), (639, 129439)]