28388085

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{172049}}^1$

素因数の和:172068

約数の個数: 16

約数和(自身を含む): 49550400

約数和(自身を除く): 21162315

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 172049, 516147, 860245, 1892539, 2580735, 5677617, 9462695, 28388085]

約数ペア:

[(1, 28388085), (3, 9462695), (5, 5677617), (11, 2580735), (15, 1892539), (33, 860245), (55, 516147), (165, 172049)]