28618755

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{1621}}^1$

素因数の和:1747

約数の個数: 32

約数和(自身を含む): 50450688

約数和(自身を除く): 21831933

約数列:

[1, 3, 5, 11, 15, 33, 55, 107, 165, 321, 535, 1177, 1605, 1621, 3531, 4863, 5885, 8105, 17655, 17831, 24315, 53493, 89155, 173447, 267465, 520341, 867235, 1907917, 2601705, 5723751, 9539585, 28618755]

約数ペア:

[(1, 28618755), (3, 9539585), (5, 5723751), (11, 2601705), (15, 1907917), (33, 867235), (55, 520341), (107, 267465), (165, 173447), (321, 89155), (535, 53493), (1177, 24315), (1605, 17831), (1621, 17655), (3531, 8105), (4863, 5885)]