15669939987

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{20627}}^1$

素因数の和:20840

約数の個数: 48

約数和(自身を含む): 25108731648

約数和(自身を除く): 9438791661

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 151, 387, 453, 559, 1359, 1677, 1963, 5031, 5889, 6493, 17667, 19479, 20627, 58437, 61881, 84409, 185643, 253227, 268151, 759681, 804453, 886961, 2413359, 2660883, 3114677, 7982649, 9344031, 11530493, 28032093, 34591479, 40490801, 103774437, 121472403, 133931111, 364417209, 401793333, 1205379999, 1741104443, 5223313329, 15669939987]

約数ペア:

[(1, 15669939987), (3, 5223313329), (9, 1741104443), (13, 1205379999), (39, 401793333), (43, 364417209), (117, 133931111), (129, 121472403), (151, 103774437), (387, 40490801), (453, 34591479), (559, 28032093), (1359, 11530493), (1677, 9344031), (1963, 7982649), (5031, 3114677), (5889, 2660883), (6493, 2413359), (17667, 886961), (19479, 804453), (20627, 759681), (58437, 268151), (61881, 253227), (84409, 185643)]