8658009

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{1201}}^1$

素因数の和:1302

約数の個数: 20

約数和(自身を含む): 13089780

約数和(自身を除く): 4431771

約数列:

[1, 3, 9, 27, 81, 89, 267, 801, 1201, 2403, 3603, 7209, 10809, 32427, 97281, 106889, 320667, 962001, 2886003, 8658009]

約数ペア:

[(1, 8658009), (3, 2886003), (9, 962001), (27, 320667), (81, 106889), (89, 97281), (267, 32427), (801, 10809), (1201, 7209), (2403, 3603)]