12886216

素因数分解:

$2^3\times 7^2\times {\mathrm{71}}^1\times {\mathrm{463}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 28563840

約数和(自身を除く): 15677624

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 71, 98, 142, 196, 284, 392, 463, 497, 568, 926, 994, 1852, 1988, 3241, 3479, 3704, 3976, 6482, 6958, 12964, 13916, 22687, 25928, 27832, 32873, 45374, 65746, 90748, 131492, 181496, 230111, 262984, 460222, 920444, 1610777, 1840888, 3221554, 6443108, 12886216]

約数ペア:

[(1, 12886216), (2, 6443108), (4, 3221554), (7, 1840888), (8, 1610777), (14, 920444), (28, 460222), (49, 262984), (56, 230111), (71, 181496), (98, 131492), (142, 90748), (196, 65746), (284, 45374), (392, 32873), (463, 27832), (497, 25928), (568, 22687), (926, 13916), (994, 12964), (1852, 6958), (1988, 6482), (3241, 3976), (3479, 3704)]