8913789

素因数分解:

$3^2\times {\mathrm{521}}^1\times {\mathrm{1901}}^1$

素因数の和:2428

約数の個数: 12

約数和(自身を含む): 12906972

約数和(自身を除く): 3993183

約数列:

[1, 3, 9, 521, 1563, 1901, 4689, 5703, 17109, 990421, 2971263, 8913789]

約数ペア:

[(1, 8913789), (3, 2971263), (9, 990421), (521, 17109), (1563, 5703), (1901, 4689)]