51371577

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1$

素因数の和:391

約数の個数: 40

約数和(自身を含む): 80391432

約数和(自身を除く): 29019855

約数列:

[1, 3, 9, 27, 37, 61, 81, 111, 183, 281, 333, 549, 843, 999, 1647, 2257, 2529, 2997, 4941, 6771, 7587, 10397, 17141, 20313, 22761, 31191, 51423, 60939, 93573, 154269, 182817, 280719, 462807, 634217, 842157, 1388421, 1902651, 5707953, 17123859, 51371577]

約数ペア:

[(1, 51371577), (3, 17123859), (9, 5707953), (27, 1902651), (37, 1388421), (61, 842157), (81, 634217), (111, 462807), (183, 280719), (281, 182817), (333, 154269), (549, 93573), (843, 60939), (999, 51423), (1647, 31191), (2257, 22761), (2529, 20313), (2997, 17141), (4941, 10397), (6771, 7587)]