28123886

素因数分解:

$2^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{24203}}^1$

素因数の和:24295

約数の個数: 16

約数和(自身を含む): 48795264

約数和(自身を除く): 20671378

約数列:

[1, 2, 7, 14, 83, 166, 581, 1162, 24203, 48406, 169421, 338842, 2008849, 4017698, 14061943, 28123886]

約数ペア:

[(1, 28123886), (2, 14061943), (7, 4017698), (14, 2008849), (83, 338842), (166, 169421), (581, 48406), (1162, 24203)]