2008666569

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^4\times {\mathrm{17}}^1\times {\mathrm{197}}^1$

素因数の和:276

約数の個数: 80

約数和(自身を含む): 3528759168

約数和(自身を除く): 1520092599

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 169, 197, 221, 273, 357, 507, 591, 663, 1183, 1379, 1547, 2197, 2561, 2873, 3349, 3549, 4137, 4641, 6591, 7683, 8619, 10047, 15379, 17927, 20111, 23443, 28561, 33293, 37349, 43537, 46137, 53781, 60333, 70329, 85683, 99879, 112047, 130611, 199927, 233051, 261443, 304759, 432809, 485537, 565981, 599781, 699153, 784329, 914277, 1298427, 1456611, 1697943, 3029663, 3398759, 3961867, 5626517, 7357753, 9088989, 10196277, 11885601, 16879551, 22073259, 39385619, 51504271, 95650789, 118156857, 154512813, 286952367, 669555523, 2008666569]

約数ペア:

[(1, 2008666569), (3, 669555523), (7, 286952367), (13, 154512813), (17, 118156857), (21, 95650789), (39, 51504271), (51, 39385619), (91, 22073259), (119, 16879551), (169, 11885601), (197, 10196277), (221, 9088989), (273, 7357753), (357, 5626517), (507, 3961867), (591, 3398759), (663, 3029663), (1183, 1697943), (1379, 1456611), (1547, 1298427), (2197, 914277), (2561, 784329), (2873, 699153), (3349, 599781), (3549, 565981), (4137, 485537), (4641, 432809), (6591, 304759), (7683, 261443), (8619, 233051), (10047, 199927), (15379, 130611), (17927, 112047), (20111, 99879), (23443, 85683), (28561, 70329), (33293, 60333), (37349, 53781), (43537, 46137)]