28681708

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{651857}}^1$

素因数の和:651872

約数の個数: 12

約数和(自身を含む): 54756072

約数和(自身を除く): 26074364

約数列:

[1, 2, 4, 11, 22, 44, 651857, 1303714, 2607428, 7170427, 14340854, 28681708]

約数ペア:

[(1, 28681708), (2, 14340854), (4, 7170427), (11, 2607428), (22, 1303714), (44, 651857)]