28043985

素因数分解:

$3^1\times 5^1\times {\mathrm{809}}^1\times {\mathrm{2311}}^1$

素因数の和:3128

約数の個数: 16

約数和(自身を含む): 44945280

約数和(自身を除く): 16901295

約数列:

[1, 3, 5, 15, 809, 2311, 2427, 4045, 6933, 11555, 12135, 34665, 1869599, 5608797, 9347995, 28043985]

約数ペア:

[(1, 28043985), (3, 9347995), (5, 5608797), (15, 1869599), (809, 34665), (2311, 12135), (2427, 11555), (4045, 6933)]