121172018

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{12433}}^1$

素因数の和:12889

約数の個数: 16

約数和(自身を含む): 198745056

約数和(自身を除く): 77573038

約数列:

[1, 2, 11, 22, 443, 886, 4873, 9746, 12433, 24866, 136763, 273526, 5507819, 11015638, 60586009, 121172018]

約数ペア:

[(1, 121172018), (2, 60586009), (11, 11015638), (22, 5507819), (443, 273526), (886, 136763), (4873, 24866), (9746, 12433)]