1521000639

素因数分解:

$3^3\times {\mathrm{3347}}^1\times {\mathrm{16831}}^1$

素因数の和:20187

約数の個数: 16

約数和(自身を含む): 2254141440

約数和(自身を除く): 733140801

約数列:

[1, 3, 9, 27, 3347, 10041, 16831, 30123, 50493, 90369, 151479, 454437, 56333357, 169000071, 507000213, 1521000639]

約数ペア:

[(1, 1521000639), (3, 507000213), (9, 169000071), (27, 56333357), (3347, 454437), (10041, 151479), (16831, 90369), (30123, 50493)]