28615565

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{22621}}^1$

素因数の和:22660

約数の個数: 16

約数和(自身を含む): 39090816

約数和(自身を除く): 10475251

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 22621, 113105, 248831, 520283, 1244155, 2601415, 5723113, 28615565]

約数ペア:

[(1, 28615565), (5, 5723113), (11, 2601415), (23, 1244155), (55, 520283), (115, 248831), (253, 113105), (1265, 22621)]