28453467

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{4721}}^1$

素因数の和:4779

約数の個数: 24

約数和(自身を含む): 45217872

約数和(自身を除く): 16764405

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 287, 861, 2009, 4721, 6027, 14163, 33047, 99141, 193561, 231329, 580683, 693987, 1354927, 4064781, 9484489, 28453467]

約数ペア:

[(1, 28453467), (3, 9484489), (7, 4064781), (21, 1354927), (41, 693987), (49, 580683), (123, 231329), (147, 193561), (287, 99141), (861, 33047), (2009, 14163), (4721, 6027)]