81299288

素因数分解:

$2^3\times 7^1\times {\mathrm{439}}^1\times {\mathrm{3307}}^1$

素因数の和:3759

約数の個数: 32

約数和(自身を含む): 174662400

約数和(自身を除く): 93363112

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 439, 878, 1756, 3073, 3307, 3512, 6146, 6614, 12292, 13228, 23149, 24584, 26456, 46298, 92596, 185192, 1451773, 2903546, 5807092, 10162411, 11614184, 20324822, 40649644, 81299288]

約数ペア:

[(1, 81299288), (2, 40649644), (4, 20324822), (7, 11614184), (8, 10162411), (14, 5807092), (28, 2903546), (56, 1451773), (439, 185192), (878, 92596), (1756, 46298), (3073, 26456), (3307, 24584), (3512, 23149), (6146, 13228), (6614, 12292)]