8218707921

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{39703903}}^1$

素因数の和:39703932

約数の個数: 12

約数和(自身を含む): 12387618048

約数和(自身を除く): 4168910127

約数列:

[1, 3, 9, 23, 69, 207, 39703903, 119111709, 357335127, 913189769, 2739569307, 8218707921]

約数ペア:

[(1, 8218707921), (3, 2739569307), (9, 913189769), (23, 357335127), (69, 119111709), (207, 39703903)]