81427644

素因数分解:

$2^2\times 3^2\times {\mathrm{811}}^1\times {\mathrm{2789}}^1$

素因数の和:3610

約数の個数: 36

約数和(自身を含む): 206158680

約数和(自身を除く): 124731036

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 811, 1622, 2433, 2789, 3244, 4866, 5578, 7299, 8367, 9732, 11156, 14598, 16734, 25101, 29196, 33468, 50202, 100404, 2261879, 4523758, 6785637, 9047516, 13571274, 20356911, 27142548, 40713822, 81427644]

約数ペア:

[(1, 81427644), (2, 40713822), (3, 27142548), (4, 20356911), (6, 13571274), (9, 9047516), (12, 6785637), (18, 4523758), (36, 2261879), (811, 100404), (1622, 50202), (2433, 33468), (2789, 29196), (3244, 25101), (4866, 16734), (5578, 14598), (7299, 11156), (8367, 9732)]