205320087

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{2741}}^1$

素因数の和:2824

約数の個数: 48

約数和(自身を含む): 359311680

約数和(自身を除く): 153991593

約数列:

[1, 3, 7, 9, 21, 29, 41, 63, 87, 123, 203, 261, 287, 369, 609, 861, 1189, 1827, 2583, 2741, 3567, 8223, 8323, 10701, 19187, 24669, 24969, 57561, 74907, 79489, 112381, 172683, 238467, 337143, 556423, 715401, 786667, 1011429, 1669269, 2360001, 3259049, 5007807, 7080003, 9777147, 22813343, 29331441, 68440029, 205320087]

約数ペア:

[(1, 205320087), (3, 68440029), (7, 29331441), (9, 22813343), (21, 9777147), (29, 7080003), (41, 5007807), (63, 3259049), (87, 2360001), (123, 1669269), (203, 1011429), (261, 786667), (287, 715401), (369, 556423), (609, 337143), (861, 238467), (1189, 172683), (1827, 112381), (2583, 79489), (2741, 74907), (3567, 57561), (8223, 24969), (8323, 24669), (10701, 19187)]