205714541781

素因数分解:

$3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1867}}^1\times {\mathrm{6701}}^1$

素因数の和:8616

約数の個数: 80

約数和(自身を含む): 363561517440

約数和(自身を除く): 157846975659

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 81, 87, 189, 203, 261, 567, 609, 783, 1827, 1867, 2349, 5481, 5601, 6701, 13069, 16443, 16803, 20103, 39207, 46907, 50409, 54143, 60309, 117621, 140721, 151227, 162429, 180927, 194329, 352863, 379001, 422163, 487287, 542781, 582987, 1058589, 1137003, 1266489, 1360303, 1461861, 1748961, 3411009, 3799467, 4080909, 4385583, 5246883, 10233027, 12242727, 12510767, 15740649, 30699081, 36728181, 37532301, 87575369, 110184543, 112596903, 262726107, 337790709, 362812243, 788178321, 1013372127, 1088436729, 2364534963, 2539685701, 3265310187, 7093604889, 7619057103, 9795930561, 22857171309, 29387791683, 68571513927, 205714541781]

約数ペア:

[(1, 205714541781), (3, 68571513927), (7, 29387791683), (9, 22857171309), (21, 9795930561), (27, 7619057103), (29, 7093604889), (63, 3265310187), (81, 2539685701), (87, 2364534963), (189, 1088436729), (203, 1013372127), (261, 788178321), (567, 362812243), (609, 337790709), (783, 262726107), (1827, 112596903), (1867, 110184543), (2349, 87575369), (5481, 37532301), (5601, 36728181), (6701, 30699081), (13069, 15740649), (16443, 12510767), (16803, 12242727), (20103, 10233027), (39207, 5246883), (46907, 4385583), (50409, 4080909), (54143, 3799467), (60309, 3411009), (117621, 1748961), (140721, 1461861), (151227, 1360303), (162429, 1266489), (180927, 1137003), (194329, 1058589), (352863, 582987), (379001, 542781), (422163, 487287)]