81437244

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{887}}^1\times {\mathrm{1093}}^1$

素因数の和:1994

約数の個数: 48

約数和(自身を含む): 217609728

約数和(自身を除く): 136172484

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 887, 1093, 1774, 2186, 2661, 3279, 3548, 4372, 5322, 6209, 6558, 7651, 10644, 12418, 13116, 15302, 18627, 22953, 24836, 30604, 37254, 45906, 74508, 91812, 969491, 1938982, 2908473, 3877964, 5816946, 6786437, 11633892, 13572874, 20359311, 27145748, 40718622, 81437244]

約数ペア:

[(1, 81437244), (2, 40718622), (3, 27145748), (4, 20359311), (6, 13572874), (7, 11633892), (12, 6786437), (14, 5816946), (21, 3877964), (28, 2908473), (42, 1938982), (84, 969491), (887, 91812), (1093, 74508), (1774, 45906), (2186, 37254), (2661, 30604), (3279, 24836), (3548, 22953), (4372, 18627), (5322, 15302), (6209, 13116), (6558, 12418), (7651, 10644)]