2786378031

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{4360529}}^1$

素因数の和:4360606

約数の個数: 12

約数和(自身を含む): 4081456080

約数和(自身を除く): 1295078049

約数列:

[1, 3, 9, 71, 213, 639, 4360529, 13081587, 39244761, 309597559, 928792677, 2786378031]

約数ペア:

[(1, 2786378031), (3, 928792677), (9, 309597559), (71, 39244761), (213, 13081587), (639, 4360529)]