8991369

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{14071}}^1$

素因数の和:14148

約数の個数: 12

約数和(自身を含む): 13171392

約数和(自身を除く): 4180023

約数列:

[1, 3, 9, 71, 213, 639, 14071, 42213, 126639, 999041, 2997123, 8991369]

約数ペア:

[(1, 8991369), (3, 2997123), (9, 999041), (71, 126639), (213, 42213), (639, 14071)]