28686716

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{211}}^1\times {\mathrm{829}}^1$

素因数の和:1085

約数の個数: 24

約数和(自身を含む): 51732240

約数和(自身を除く): 23045524

約数列:

[1, 2, 4, 41, 82, 164, 211, 422, 829, 844, 1658, 3316, 8651, 17302, 33989, 34604, 67978, 135956, 174919, 349838, 699676, 7171679, 14343358, 28686716]

約数ペア:

[(1, 28686716), (2, 14343358), (4, 7171679), (41, 699676), (82, 349838), (164, 174919), (211, 135956), (422, 67978), (829, 34604), (844, 33989), (1658, 17302), (3316, 8651)]