81432207

素因数分解:

$3^2\times {\mathrm{113}}^1\times {\mathrm{80071}}^1$

素因数の和:80190

約数の個数: 12

約数和(自身を含む): 118666704

約数和(自身を除く): 37234497

約数列:

[1, 3, 9, 113, 339, 1017, 80071, 240213, 720639, 9048023, 27144069, 81432207]

約数ペア:

[(1, 81432207), (3, 27144069), (9, 9048023), (113, 720639), (339, 240213), (1017, 80071)]