2564155

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2027}}^1$

素因数の和:2066

約数の個数: 16

約数和(自身を含む): 3504384

約数和(自身を除く): 940229

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 2027, 10135, 22297, 46621, 111485, 233105, 512831, 2564155]

約数ペア:

[(1, 2564155), (5, 512831), (11, 233105), (23, 111485), (55, 46621), (115, 22297), (253, 10135), (1265, 2027)]