1289312

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{937}}^1$

素因数の和:990

約数の個数: 24

約数和(自身を含む): 2600136

約数和(自身を除く): 1310824

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 688, 937, 1376, 1874, 3748, 7496, 14992, 29984, 40291, 80582, 161164, 322328, 644656, 1289312]

約数ペア:

[(1, 1289312), (2, 644656), (4, 322328), (8, 161164), (16, 80582), (32, 40291), (43, 29984), (86, 14992), (172, 7496), (344, 3748), (688, 1874), (937, 1376)]