28369467

素因数分解:

$3^3\times 7^1\times {\mathrm{367}}^1\times {\mathrm{409}}^1$

素因数の和:792

約数の個数: 32

約数和(自身を含む): 48281600

約数和(自身を除く): 19912133

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 367, 409, 1101, 1227, 2569, 2863, 3303, 3681, 7707, 8589, 9909, 11043, 23121, 25767, 69363, 77301, 150103, 450309, 1050721, 1350927, 3152163, 4052781, 9456489, 28369467]

約数ペア:

[(1, 28369467), (3, 9456489), (7, 4052781), (9, 3152163), (21, 1350927), (27, 1050721), (63, 450309), (189, 150103), (367, 77301), (409, 69363), (1101, 25767), (1227, 23121), (2569, 11043), (2863, 9909), (3303, 8589), (3681, 7707)]