206634393

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{919}}^1$

素因数の和:1058

約数の個数: 48

約数和(自身を含む): 353633280

約数和(自身を除く): 146998887

約数列:

[1, 3, 7, 9, 21, 43, 63, 83, 129, 249, 301, 387, 581, 747, 903, 919, 1743, 2709, 2757, 3569, 5229, 6433, 8271, 10707, 19299, 24983, 32121, 39517, 57897, 74949, 76277, 118551, 224847, 228831, 276619, 355653, 533939, 686493, 829857, 1601817, 2489571, 3279911, 4805451, 9839733, 22959377, 29519199, 68878131, 206634393]

約数ペア:

[(1, 206634393), (3, 68878131), (7, 29519199), (9, 22959377), (21, 9839733), (43, 4805451), (63, 3279911), (83, 2489571), (129, 1601817), (249, 829857), (301, 686493), (387, 533939), (581, 355653), (747, 276619), (903, 228831), (919, 224847), (1743, 118551), (2709, 76277), (2757, 74949), (3569, 57897), (5229, 39517), (6433, 32121), (8271, 24983), (10707, 19299)]