28512029

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{2287}}^1$

素因数の和:2444

約数の個数: 16

約数和(自身を含む): 35363328

約数和(自身を除く): 6851299

約数列:

[1, 7, 13, 91, 137, 959, 1781, 2287, 12467, 16009, 29731, 208117, 313319, 2193233, 4073147, 28512029]

約数ペア:

[(1, 28512029), (7, 4073147), (13, 2193233), (91, 313319), (137, 208117), (959, 29731), (1781, 16009), (2287, 12467)]