680183973

素因数分解:

$3^6\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3251}}^1$

素因数の和:3317

約数の個数: 56

約数和(自身を含む): 1194290496

約数和(自身を除く): 514106523

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 81, 123, 189, 243, 287, 369, 567, 729, 861, 1107, 1701, 2583, 3251, 3321, 5103, 7749, 9753, 9963, 22757, 23247, 29259, 29889, 68271, 69741, 87777, 133291, 204813, 209223, 263331, 399873, 614439, 789993, 933037, 1199619, 1843317, 2369979, 2799111, 3598857, 5529951, 8397333, 10796571, 16589853, 25191999, 32389713, 75575997, 97169139, 226727991, 680183973]

約数ペア:

[(1, 680183973), (3, 226727991), (7, 97169139), (9, 75575997), (21, 32389713), (27, 25191999), (41, 16589853), (63, 10796571), (81, 8397333), (123, 5529951), (189, 3598857), (243, 2799111), (287, 2369979), (369, 1843317), (567, 1199619), (729, 933037), (861, 789993), (1107, 614439), (1701, 399873), (2583, 263331), (3251, 209223), (3321, 204813), (5103, 133291), (7749, 87777), (9753, 69741), (9963, 68271), (22757, 29889), (23247, 29259)]