388961356

素因数分解:

$2^2\times 7^1\times {\mathrm{337}}^1\times {\mathrm{41221}}^1$

素因数の和:41569

約数の個数: 24

約数和(自身を含む): 780250016

約数和(自身を除く): 391288660

約数列:

[1, 2, 4, 7, 14, 28, 337, 674, 1348, 2359, 4718, 9436, 41221, 82442, 164884, 288547, 577094, 1154188, 13891477, 27782954, 55565908, 97240339, 194480678, 388961356]

約数ペア:

[(1, 388961356), (2, 194480678), (4, 97240339), (7, 55565908), (14, 27782954), (28, 13891477), (337, 1154188), (674, 577094), (1348, 288547), (2359, 164884), (4718, 82442), (9436, 41221)]