2008291479

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1\times {\mathrm{881}}^1$

素因数の和:1399

約数の個数: 32

約数和(自身を含む): 2816529408

約数和(自身を除く): 808237929

約数列:

[1, 3, 41, 43, 123, 129, 431, 881, 1293, 1763, 2643, 5289, 17671, 18533, 36121, 37883, 53013, 55599, 108363, 113649, 379711, 759853, 1139133, 1553203, 2279559, 4659609, 15568151, 16327573, 46704453, 48982719, 669430493, 2008291479]

約数ペア:

[(1, 2008291479), (3, 669430493), (41, 48982719), (43, 46704453), (123, 16327573), (129, 15568151), (431, 4659609), (881, 2279559), (1293, 1553203), (1763, 1139133), (2643, 759853), (5289, 379711), (17671, 113649), (18533, 108363), (36121, 55599), (37883, 53013)]