128639224

素因数分解:

$2^3\times 7^1\times {\mathrm{853}}^1\times {\mathrm{2693}}^1$

素因数の和:3559

約数の個数: 32

約数和(自身を含む): 276081120

約数和(自身を除く): 147441896

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 853, 1706, 2693, 3412, 5386, 5971, 6824, 10772, 11942, 18851, 21544, 23884, 37702, 47768, 75404, 150808, 2297129, 4594258, 9188516, 16079903, 18377032, 32159806, 64319612, 128639224]

約数ペア:

[(1, 128639224), (2, 64319612), (4, 32159806), (7, 18377032), (8, 16079903), (14, 9188516), (28, 4594258), (56, 2297129), (853, 150808), (1706, 75404), (2693, 47768), (3412, 37702), (5386, 23884), (5971, 21544), (6824, 18851), (10772, 11942)]