171881468

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{355127}}^1$

素因数の和:355153

約数の個数: 18

約数和(自身を含む): 330624168

約数和(自身を除く): 158742700

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 355127, 710254, 1420508, 3906397, 7812794, 15625588, 42970367, 85940734, 171881468]

約数ペア:

[(1, 171881468), (2, 85940734), (4, 42970367), (11, 15625588), (22, 7812794), (44, 3906397), (121, 1420508), (242, 710254), (484, 355127)]