16661883

素因数分解:

$3^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{4111}}^1$

素因数の和:4314

約数の個数: 16

約数和(自身を含む): 25527296

約数和(自身を除く): 8865413

約数列:

[1, 3, 7, 21, 193, 579, 1351, 4053, 4111, 12333, 28777, 86331, 793423, 2380269, 5553961, 16661883]

約数ペア:

[(1, 16661883), (3, 5553961), (7, 2380269), (21, 793423), (193, 86331), (579, 28777), (1351, 12333), (4053, 4111)]