81865724

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{5557}}^1$

素因数の和:5717

約数の個数: 24

約数和(自身を含む): 149399040

約数和(自身を除く): 67533316

約数列:

[1, 2, 4, 29, 58, 116, 127, 254, 508, 3683, 5557, 7366, 11114, 14732, 22228, 161153, 322306, 644612, 705739, 1411478, 2822956, 20466431, 40932862, 81865724]

約数ペア:

[(1, 81865724), (2, 40932862), (4, 20466431), (29, 2822956), (58, 1411478), (116, 705739), (127, 644612), (254, 322306), (508, 161153), (3683, 22228), (5557, 14732), (7366, 11114)]