28940715

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37831}}^1$

素因数の和:37859

約数の個数: 24

約数和(自身を含む): 53116128

約数和(自身を除く): 24175413

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 37831, 113493, 189155, 340479, 567465, 643127, 1702395, 1929381, 3215635, 5788143, 9646905, 28940715]

約数ペア:

[(1, 28940715), (3, 9646905), (5, 5788143), (9, 3215635), (15, 1929381), (17, 1702395), (45, 643127), (51, 567465), (85, 340479), (153, 189155), (255, 113493), (765, 37831)]