28620548

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{2531}}^1$

素因数の和:2803

約数の個数: 24

約数和(自身を含む): 54873504

約数和(自身を除く): 26252956

約数列:

[1, 2, 4, 11, 22, 44, 257, 514, 1028, 2531, 2827, 5062, 5654, 10124, 11308, 27841, 55682, 111364, 650467, 1300934, 2601868, 7155137, 14310274, 28620548]

約数ペア:

[(1, 28620548), (2, 14310274), (4, 7155137), (11, 2601868), (22, 1300934), (44, 650467), (257, 111364), (514, 55682), (1028, 27841), (2531, 11308), (2827, 10124), (5062, 5654)]