81507076

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{22921}}^1$

素因数の和:23059

約数の個数: 24

約数和(自身を含む): 164304896

約数和(自身を除く): 82797820

約数列:

[1, 2, 4, 7, 14, 28, 127, 254, 508, 889, 1778, 3556, 22921, 45842, 91684, 160447, 320894, 641788, 2910967, 5821934, 11643868, 20376769, 40753538, 81507076]

約数ペア:

[(1, 81507076), (2, 40753538), (4, 20376769), (7, 11643868), (14, 5821934), (28, 2910967), (127, 641788), (254, 320894), (508, 160447), (889, 91684), (1778, 45842), (3556, 22921)]