80407521

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{288199}}^1$

素因数の和:288236

約数の個数: 12

約数和(自身を含む): 119891200

約数和(自身を除く): 39483679

約数列:

[1, 3, 9, 31, 93, 279, 288199, 864597, 2593791, 8934169, 26802507, 80407521]

約数ペア:

[(1, 80407521), (3, 26802507), (9, 8934169), (31, 2593791), (93, 864597), (279, 288199)]