27996268

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{1171}}^1$

素因数の和:1357

約数の個数: 24

約数和(自身を含む): 50536640

約数和(自身を除く): 22540372

約数列:

[1, 2, 4, 43, 86, 139, 172, 278, 556, 1171, 2342, 4684, 5977, 11954, 23908, 50353, 100706, 162769, 201412, 325538, 651076, 6999067, 13998134, 27996268]

約数ペア:

[(1, 27996268), (2, 13998134), (4, 6999067), (43, 651076), (86, 325538), (139, 201412), (172, 162769), (278, 100706), (556, 50353), (1171, 23908), (2342, 11954), (4684, 5977)]