28207707

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{2381}}^1$

素因数の和:2754

約数の個数: 16

約数和(自身を含む): 41160960

約数和(自身を除く): 12953253

約数列:

[1, 3, 11, 33, 359, 1077, 2381, 3949, 7143, 11847, 26191, 78573, 854779, 2564337, 9402569, 28207707]

約数ペア:

[(1, 28207707), (3, 9402569), (11, 2564337), (33, 854779), (359, 78573), (1077, 26191), (2381, 11847), (3949, 7143)]