16904727

素因数分解:

$3^3\times 7^1\times {\mathrm{89443}}^1$

素因数の和:89459

約数の個数: 16

約数和(自身を含む): 28622080

約数和(自身を除く): 11717353

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 89443, 268329, 626101, 804987, 1878303, 2414961, 5634909, 16904727]

約数ペア:

[(1, 16904727), (3, 5634909), (7, 2414961), (9, 1878303), (21, 804987), (27, 626101), (63, 268329), (189, 89443)]