28109686

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{661}}^1\times {\mathrm{1933}}^1$

素因数の和:2607

約数の個数: 16

約数和(自身を含む): 46091088

約数和(自身を除く): 17981402

約数列:

[1, 2, 11, 22, 661, 1322, 1933, 3866, 7271, 14542, 21263, 42526, 1277713, 2555426, 14054843, 28109686]

約数ペア:

[(1, 28109686), (2, 14054843), (11, 2555426), (22, 1277713), (661, 42526), (1322, 21263), (1933, 14542), (3866, 7271)]