26801555

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{21187}}^1$

素因数の和:21226

約数の個数: 16

約数和(自身を含む): 36612864

約数和(自身を除く): 9811309

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 21187, 105935, 233057, 487301, 1165285, 2436505, 5360311, 26801555]

約数ペア:

[(1, 26801555), (5, 5360311), (11, 2436505), (23, 1165285), (55, 487301), (115, 233057), (253, 105935), (1265, 21187)]