28938789

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{32479}}^1$

素因数の和:32502

約数の個数: 20

約数和(自身を含む): 47160960

約数和(自身を除く): 18222171

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 32479, 97437, 292311, 357269, 876933, 1071807, 2630799, 3215421, 9646263, 28938789]

約数ペア:

[(1, 28938789), (3, 9646263), (9, 3215421), (11, 2630799), (27, 1071807), (33, 876933), (81, 357269), (99, 292311), (297, 97437), (891, 32479)]