28655823

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{9817}}^1$

素因数の和:9966

約数の個数: 16

約数和(自身を含む): 43984640

約数和(自身を除く): 15328817

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 9817, 29451, 68719, 206157, 1364563, 4093689, 9551941, 28655823]

約数ペア:

[(1, 28655823), (3, 9551941), (7, 4093689), (21, 1364563), (139, 206157), (417, 68719), (973, 29451), (2919, 9817)]