81593556

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{4447}}^1$

素因数の和:4604

約数の個数: 48

約数和(自身を含む): 209233920

約数和(自身を除く): 127640364

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 139, 278, 417, 556, 834, 1529, 1668, 3058, 4447, 4587, 6116, 8894, 9174, 13341, 17788, 18348, 26682, 48917, 53364, 97834, 146751, 195668, 293502, 587004, 618133, 1236266, 1854399, 2472532, 3708798, 6799463, 7417596, 13598926, 20398389, 27197852, 40796778, 81593556]

約数ペア:

[(1, 81593556), (2, 40796778), (3, 27197852), (4, 20398389), (6, 13598926), (11, 7417596), (12, 6799463), (22, 3708798), (33, 2472532), (44, 1854399), (66, 1236266), (132, 618133), (139, 587004), (278, 293502), (417, 195668), (556, 146751), (834, 97834), (1529, 53364), (1668, 48917), (3058, 26682), (4447, 18348), (4587, 17788), (6116, 13341), (8894, 9174)]