161356

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:153

約数の個数: 24

約数和(自身を含む): 317520

約数和(自身を除く): 156164

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 107, 116, 214, 377, 428, 754, 1391, 1508, 2782, 3103, 5564, 6206, 12412, 40339, 80678, 161356]

約数ペア:

[(1, 161356), (2, 80678), (4, 40339), (13, 12412), (26, 6206), (29, 5564), (52, 3103), (58, 2782), (107, 1508), (116, 1391), (214, 754), (377, 428)]