56808789

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1\times {\mathrm{809}}^1$

素因数の和:1164

約数の個数: 16

約数和(自身を含む): 76982400

約数和(自身を除く): 20173611

約数列:

[1, 3, 89, 263, 267, 789, 809, 2427, 23407, 70221, 72001, 212767, 216003, 638301, 18936263, 56808789]

約数ペア:

[(1, 56808789), (3, 18936263), (89, 638301), (263, 216003), (267, 212767), (789, 72001), (809, 70221), (2427, 23407)]