215559201

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2687}}^1$

素因数の和:2742

約数の個数: 48

約数和(自身を含む): 360364032

約数和(自身を除く): 144804831

約数列:

[1, 3, 11, 13, 17, 33, 39, 51, 121, 143, 187, 221, 363, 429, 561, 663, 1573, 2057, 2431, 2687, 4719, 6171, 7293, 8061, 26741, 29557, 34931, 45679, 80223, 88671, 104793, 137037, 325127, 384241, 502469, 593827, 975381, 1152723, 1507407, 1781481, 4226651, 5527159, 6532097, 12679953, 16581477, 19596291, 71853067, 215559201]

約数ペア:

[(1, 215559201), (3, 71853067), (11, 19596291), (13, 16581477), (17, 12679953), (33, 6532097), (39, 5527159), (51, 4226651), (121, 1781481), (143, 1507407), (187, 1152723), (221, 975381), (363, 593827), (429, 502469), (561, 384241), (663, 325127), (1573, 137037), (2057, 104793), (2431, 88671), (2687, 80223), (4719, 45679), (6171, 34931), (7293, 29557), (8061, 26741)]