2028007989

素因数分解:

$3^3\times 7^1\times {\mathrm{10730201}}^1$

素因数の和:10730217

約数の個数: 16

約数和(自身を含む): 3433664640

約数和(自身を除く): 1405656651

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 10730201, 32190603, 75111407, 96571809, 225334221, 289715427, 676002663, 2028007989]

約数ペア:

[(1, 2028007989), (3, 676002663), (7, 289715427), (9, 225334221), (21, 96571809), (27, 75111407), (63, 32190603), (189, 10730201)]