16781643

素因数分解:

$3^2\times {\mathrm{373}}^1\times {\mathrm{4999}}^1$

素因数の和:5378

約数の個数: 12

約数和(自身を含む): 24310000

約数和(自身を除く): 7528357

約数列:

[1, 3, 9, 373, 1119, 3357, 4999, 14997, 44991, 1864627, 5593881, 16781643]

約数ペア:

[(1, 16781643), (3, 5593881), (9, 1864627), (373, 44991), (1119, 14997), (3357, 4999)]