28321578

素因数分解:

$2^1\times 3^2\times {\mathrm{643}}^1\times {\mathrm{2447}}^1$

素因数の和:3098

約数の個数: 24

約数和(自身を含む): 61483968

約数和(自身を除く): 33162390

約数列:

[1, 2, 3, 6, 9, 18, 643, 1286, 1929, 2447, 3858, 4894, 5787, 7341, 11574, 14682, 22023, 44046, 1573421, 3146842, 4720263, 9440526, 14160789, 28321578]

約数ペア:

[(1, 28321578), (2, 14160789), (3, 9440526), (6, 4720263), (9, 3146842), (18, 1573421), (643, 44046), (1286, 22023), (1929, 14682), (2447, 11574), (3858, 7341), (4894, 5787)]