81158148

素因数分解:

$2^2\times 3^2\times {\mathrm{839}}^1\times {\mathrm{2687}}^1$

素因数の和:3536

約数の個数: 36

約数和(自身を含む): 205470720

約数和(自身を除く): 124312572

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 839, 1678, 2517, 2687, 3356, 5034, 5374, 7551, 8061, 10068, 10748, 15102, 16122, 24183, 30204, 32244, 48366, 96732, 2254393, 4508786, 6763179, 9017572, 13526358, 20289537, 27052716, 40579074, 81158148]

約数ペア:

[(1, 81158148), (2, 40579074), (3, 27052716), (4, 20289537), (6, 13526358), (9, 9017572), (12, 6763179), (18, 4508786), (36, 2254393), (839, 96732), (1678, 48366), (2517, 32244), (2687, 30204), (3356, 24183), (5034, 16122), (5374, 15102), (7551, 10748), (8061, 10068)]