2019773385

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{4603}}^1$

素因数の和:4827

約数の個数: 72

約数和(自身を含む): 4093876800

約数和(自身を除く): 2074103415

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 199, 245, 315, 441, 597, 735, 995, 1393, 1791, 2205, 2985, 4179, 4603, 6965, 8955, 9751, 12537, 13809, 20895, 23015, 29253, 32221, 41427, 48755, 62685, 69045, 87759, 96663, 146265, 161105, 207135, 225547, 289989, 438795, 483315, 676641, 915997, 1127735, 1449945, 2029923, 2747991, 3383205, 4579985, 6411979, 8243973, 10149615, 13739955, 19235937, 32059895, 41219865, 44883853, 57707811, 96179685, 134651559, 224419265, 288539055, 403954677, 673257795, 2019773385]

約数ペア:

[(1, 2019773385), (3, 673257795), (5, 403954677), (7, 288539055), (9, 224419265), (15, 134651559), (21, 96179685), (35, 57707811), (45, 44883853), (49, 41219865), (63, 32059895), (105, 19235937), (147, 13739955), (199, 10149615), (245, 8243973), (315, 6411979), (441, 4579985), (597, 3383205), (735, 2747991), (995, 2029923), (1393, 1449945), (1791, 1127735), (2205, 915997), (2985, 676641), (4179, 483315), (4603, 438795), (6965, 289989), (8955, 225547), (9751, 207135), (12537, 161105), (13809, 146265), (20895, 96663), (23015, 87759), (29253, 69045), (32221, 62685), (41427, 48755)]