28828863

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{11161}}^1$

素因数の和:11215

約数の個数: 24

約数和(自身を含む): 48755616

約数和(自身を除く): 19926753

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 11161, 33483, 78127, 100449, 234381, 457601, 703143, 1372803, 3203207, 4118409, 9609621, 28828863]

約数ペア:

[(1, 28828863), (3, 9609621), (7, 4118409), (9, 3203207), (21, 1372803), (41, 703143), (63, 457601), (123, 234381), (287, 100449), (369, 78127), (861, 33483), (2583, 11161)]