199899364

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1\times {\mathrm{521}}^1$

素因数の和:796

約数の個数: 48

約数和(自身を含む): 408312576

約数和(自身を除く): 208413212

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 193, 284, 386, 497, 521, 772, 994, 1042, 1351, 1988, 2084, 2702, 3647, 5404, 7294, 13703, 14588, 27406, 36991, 54812, 73982, 95921, 100553, 147964, 191842, 201106, 258937, 383684, 402212, 517874, 703871, 1035748, 1407742, 2815484, 7139263, 14278526, 28557052, 49974841, 99949682, 199899364]

約数ペア:

[(1, 199899364), (2, 99949682), (4, 49974841), (7, 28557052), (14, 14278526), (28, 7139263), (71, 2815484), (142, 1407742), (193, 1035748), (284, 703871), (386, 517874), (497, 402212), (521, 383684), (772, 258937), (994, 201106), (1042, 191842), (1351, 147964), (1988, 100553), (2084, 95921), (2702, 73982), (3647, 54812), (5404, 36991), (7294, 27406), (13703, 14588)]