28768047

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17791}}^1$

素因数の和:17819

約数の個数: 24

約数和(自身を含む): 48678912

約数和(自身を除く): 19910865

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 17791, 53373, 124537, 195701, 373611, 587103, 871759, 1369907, 2615277, 4109721, 9589349, 28768047]

約数ペア:

[(1, 28768047), (3, 9589349), (7, 4109721), (11, 2615277), (21, 1369907), (33, 871759), (49, 587103), (77, 373611), (147, 195701), (231, 124537), (539, 53373), (1617, 17791)]