51041907

素因数分解:

$3^5\times 7^1\times {\mathrm{37}}^1\times {\mathrm{811}}^1$

素因数の和:870

約数の個数: 48

約数和(自身を含む): 89852672

約数和(自身を除く): 38810765

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 81, 111, 189, 243, 259, 333, 567, 777, 811, 999, 1701, 2331, 2433, 2997, 5677, 6993, 7299, 8991, 17031, 20979, 21897, 30007, 51093, 62937, 65691, 90021, 153279, 197073, 210049, 270063, 459837, 630147, 810189, 1379511, 1890441, 2430567, 5671323, 7291701, 17013969, 51041907]

約数ペア:

[(1, 51041907), (3, 17013969), (7, 7291701), (9, 5671323), (21, 2430567), (27, 1890441), (37, 1379511), (63, 810189), (81, 630147), (111, 459837), (189, 270063), (243, 210049), (259, 197073), (333, 153279), (567, 90021), (777, 65691), (811, 62937), (999, 51093), (1701, 30007), (2331, 21897), (2433, 20979), (2997, 17031), (5677, 8991), (6993, 7299)]