28639368

素因数分解:

$2^3\times 3^2\times {\mathrm{311}}^1\times {\mathrm{1279}}^1$

素因数の和:1602

約数の個数: 48

約数和(自身を含む): 77875200

約数和(自身を除く): 49235832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 311, 622, 933, 1244, 1279, 1866, 2488, 2558, 2799, 3732, 3837, 5116, 5598, 7464, 7674, 10232, 11196, 11511, 15348, 22392, 23022, 30696, 46044, 92088, 397769, 795538, 1193307, 1591076, 2386614, 3182152, 3579921, 4773228, 7159842, 9546456, 14319684, 28639368]

約数ペア:

[(1, 28639368), (2, 14319684), (3, 9546456), (4, 7159842), (6, 4773228), (8, 3579921), (9, 3182152), (12, 2386614), (18, 1591076), (24, 1193307), (36, 795538), (72, 397769), (311, 92088), (622, 46044), (933, 30696), (1244, 23022), (1279, 22392), (1866, 15348), (2488, 11511), (2558, 11196), (2799, 10232), (3732, 7674), (3837, 7464), (5116, 5598)]