1668049173

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{271}}^1\times {\mathrm{1123}}^1$

素因数の和:1439

約数の個数: 64

約数和(自身を含む): 2934988800

約数和(自身を除く): 1266939627

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 87, 189, 203, 261, 271, 609, 783, 813, 1123, 1827, 1897, 2439, 3369, 5481, 5691, 7317, 7859, 7861, 10107, 17073, 23577, 23583, 30321, 32567, 51219, 55013, 70731, 70749, 97701, 165039, 212193, 212247, 227969, 293103, 304333, 495117, 683907, 879309, 912999, 1485351, 2051721, 2130331, 2738997, 6155163, 6390993, 8216991, 8825657, 19172979, 26476971, 57518937, 61779599, 79430913, 185338797, 238292739, 556016391, 1668049173]

約数ペア:

[(1, 1668049173), (3, 556016391), (7, 238292739), (9, 185338797), (21, 79430913), (27, 61779599), (29, 57518937), (63, 26476971), (87, 19172979), (189, 8825657), (203, 8216991), (261, 6390993), (271, 6155163), (609, 2738997), (783, 2130331), (813, 2051721), (1123, 1485351), (1827, 912999), (1897, 879309), (2439, 683907), (3369, 495117), (5481, 304333), (5691, 293103), (7317, 227969), (7859, 212247), (7861, 212193), (10107, 165039), (17073, 97701), (23577, 70749), (23583, 70731), (30321, 55013), (32567, 51219)]