28243919

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{2069}}^1$

素因数の和:2170

約数の個数: 16

約数和(自身を含む): 33086880

約数和(自身を除く): 4842961

約数列:

[1, 11, 17, 73, 187, 803, 1241, 2069, 13651, 22759, 35173, 151037, 386903, 1661407, 2567629, 28243919]

約数ペア:

[(1, 28243919), (11, 2567629), (17, 1661407), (73, 386903), (187, 151037), (803, 35173), (1241, 22759), (2069, 13651)]