28009678

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{5443}}^1$

素因数の和:5559

約数の個数: 16

約数和(自身を含む): 43900416

約数和(自身を除く): 15890738

約数列:

[1, 2, 31, 62, 83, 166, 2573, 5146, 5443, 10886, 168733, 337466, 451769, 903538, 14004839, 28009678]

約数ペア:

[(1, 28009678), (2, 14004839), (31, 903538), (62, 451769), (83, 337466), (166, 168733), (2573, 10886), (5146, 5443)]