208766805

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{5981}}^1$

素因数の和:6181

約数の個数: 32

約数和(自身を含む): 361791360

約数和(自身を除く): 153024555

約数列:

[1, 3, 5, 13, 15, 39, 65, 179, 195, 537, 895, 2327, 2685, 5981, 6981, 11635, 17943, 29905, 34905, 77753, 89715, 233259, 388765, 1070599, 1166295, 3211797, 5352995, 13917787, 16058985, 41753361, 69588935, 208766805]

約数ペア:

[(1, 208766805), (3, 69588935), (5, 41753361), (13, 16058985), (15, 13917787), (39, 5352995), (65, 3211797), (179, 1166295), (195, 1070599), (537, 388765), (895, 233259), (2327, 89715), (2685, 77753), (5981, 34905), (6981, 29905), (11635, 17943)]