28711196

素因数分解:

$2^2\times {\mathrm{661}}^1\times {\mathrm{10859}}^1$

素因数の和:11524

約数の個数: 12

約数和(自身を含む): 50325240

約数和(自身を除く): 21614044

約数列:

[1, 2, 4, 661, 1322, 2644, 10859, 21718, 43436, 7177799, 14355598, 28711196]

約数ペア:

[(1, 28711196), (2, 14355598), (4, 7177799), (661, 43436), (1322, 21718), (2644, 10859)]