28208085

素因数分解:

$3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{19387}}^1$

素因数の和:19492

約数の個数: 16

約数和(自身を含む): 45600576

約数和(自身を除く): 17392491

約数列:

[1, 3, 5, 15, 97, 291, 485, 1455, 19387, 58161, 96935, 290805, 1880539, 5641617, 9402695, 28208085]

約数ペア:

[(1, 28208085), (3, 9402695), (5, 5641617), (15, 1880539), (97, 290805), (291, 96935), (485, 58161), (1455, 19387)]