28207212

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{2203}}^1$

素因数の和:2318

約数の個数: 48

約数和(自身を含む): 72573312

約数和(自身を除く): 44366100

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 97, 132, 194, 291, 388, 582, 1067, 1164, 2134, 2203, 3201, 4268, 4406, 6402, 6609, 8812, 12804, 13218, 24233, 26436, 48466, 72699, 96932, 145398, 213691, 290796, 427382, 641073, 854764, 1282146, 2350601, 2564292, 4701202, 7051803, 9402404, 14103606, 28207212]

約数ペア:

[(1, 28207212), (2, 14103606), (3, 9402404), (4, 7051803), (6, 4701202), (11, 2564292), (12, 2350601), (22, 1282146), (33, 854764), (44, 641073), (66, 427382), (97, 290796), (132, 213691), (194, 145398), (291, 96932), (388, 72699), (582, 48466), (1067, 26436), (1164, 24233), (2134, 13218), (2203, 12804), (3201, 8812), (4268, 6609), (4406, 6402)]