28757751

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37889}}^1$

素因数の和:37926

約数の個数: 16

約数和(自身を含む): 43649280

約数和(自身を除く): 14891529

約数列:

[1, 3, 11, 23, 33, 69, 253, 759, 37889, 113667, 416779, 871447, 1250337, 2614341, 9585917, 28757751]

約数ペア:

[(1, 28757751), (3, 9585917), (11, 2614341), (23, 1250337), (33, 871447), (69, 416779), (253, 113667), (759, 37889)]