287051144

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{331}}^1\times {\mathrm{2521}}^1$

素因数の和:2901

約数の個数: 32

約数和(自身を含む): 552620640

約数和(自身を除く): 265569496

約数列:

[1, 2, 4, 8, 43, 86, 172, 331, 344, 662, 1324, 2521, 2648, 5042, 10084, 14233, 20168, 28466, 56932, 108403, 113864, 216806, 433612, 834451, 867224, 1668902, 3337804, 6675608, 35881393, 71762786, 143525572, 287051144]

約数ペア:

[(1, 287051144), (2, 143525572), (4, 71762786), (8, 35881393), (43, 6675608), (86, 3337804), (172, 1668902), (331, 867224), (344, 834451), (662, 433612), (1324, 216806), (2521, 113864), (2648, 108403), (5042, 56932), (10084, 28466), (14233, 20168)]