204780177

素因数分解:

$3^3\times 7^1\times {\mathrm{977}}^1\times {\mathrm{1109}}^1$

素因数の和:2102

約数の個数: 32

約数和(自身を含む): 347385600

約数和(自身を除く): 142605423

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 977, 1109, 2931, 3327, 6839, 7763, 8793, 9981, 20517, 23289, 26379, 29943, 61551, 69867, 184653, 209601, 1083493, 3250479, 7584451, 9751437, 22753353, 29254311, 68260059, 204780177]

約数ペア:

[(1, 204780177), (3, 68260059), (7, 29254311), (9, 22753353), (21, 9751437), (27, 7584451), (63, 3250479), (189, 1083493), (977, 209601), (1109, 184653), (2931, 69867), (3327, 61551), (6839, 29943), (7763, 26379), (8793, 23289), (9981, 20517)]