2080491987

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{859}}^1$

素因数の和:1036

約数の個数: 64

約数和(自身を含む): 3398169600

約数和(自身を除く): 1317677613

約数列:

[1, 3, 7, 21, 29, 41, 87, 97, 123, 203, 287, 291, 609, 679, 859, 861, 1189, 2037, 2577, 2813, 3567, 3977, 6013, 8323, 8439, 11931, 18039, 19691, 24911, 24969, 27839, 35219, 59073, 74733, 83323, 83517, 105657, 115333, 174377, 246533, 249969, 345999, 523131, 583261, 739599, 807331, 1021351, 1749783, 2416367, 2421993, 3064053, 3416243, 7149457, 7249101, 10248729, 16914569, 21448371, 23913701, 50743707, 71741103, 99071047, 297213141, 693497329, 2080491987]

約数ペア:

[(1, 2080491987), (3, 693497329), (7, 297213141), (21, 99071047), (29, 71741103), (41, 50743707), (87, 23913701), (97, 21448371), (123, 16914569), (203, 10248729), (287, 7249101), (291, 7149457), (609, 3416243), (679, 3064053), (859, 2421993), (861, 2416367), (1189, 1749783), (2037, 1021351), (2577, 807331), (2813, 739599), (3567, 583261), (3977, 523131), (6013, 345999), (8323, 249969), (8439, 246533), (11931, 174377), (18039, 115333), (19691, 105657), (24911, 83517), (24969, 83323), (27839, 74733), (35219, 59073)]