16889427

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{757}}^1$

素因数の和:867

約数の個数: 24

約数和(自身を含む): 25462736

約数和(自身を除く): 8573309

約数列:

[1, 3, 9, 37, 67, 111, 201, 333, 603, 757, 2271, 2479, 6813, 7437, 22311, 28009, 50719, 84027, 152157, 252081, 456471, 1876603, 5629809, 16889427]

約数ペア:

[(1, 16889427), (3, 5629809), (9, 1876603), (37, 456471), (67, 252081), (111, 152157), (201, 84027), (333, 50719), (603, 28009), (757, 22311), (2271, 7437), (2479, 6813)]