208069605891

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{873497}}^1$

素因数の和:873728

約数の個数: 48

約数和(自身を含む): 363375168000

約数和(自身を除く): 155305562109

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 199, 399, 597, 1197, 1393, 1791, 3781, 4179, 11343, 12537, 26467, 34029, 79401, 238203, 873497, 2620491, 6114479, 7861473, 16596443, 18343437, 49789329, 55030311, 116175101, 149367987, 173825903, 348525303, 521477709, 1045575909, 1216781321, 1564433127, 3302692157, 3650343963, 9908076471, 10951031889, 23118845099, 29724229413, 69356535297, 208069605891]

約数ペア:

[(1, 208069605891), (3, 69356535297), (7, 29724229413), (9, 23118845099), (19, 10951031889), (21, 9908076471), (57, 3650343963), (63, 3302692157), (133, 1564433127), (171, 1216781321), (199, 1045575909), (399, 521477709), (597, 348525303), (1197, 173825903), (1393, 149367987), (1791, 116175101), (3781, 55030311), (4179, 49789329), (11343, 18343437), (12537, 16596443), (26467, 7861473), (34029, 6114479), (79401, 2620491), (238203, 873497)]