254727747

素因数分解:

$3^4\times {\mathrm{83}}^1\times {\mathrm{37889}}^1$

素因数の和:37984

約数の個数: 20

約数和(自身を含む): 385113960

約数和(自身を除く): 130386213

約数列:

[1, 3, 9, 27, 81, 83, 249, 747, 2241, 6723, 37889, 113667, 341001, 1023003, 3069009, 3144787, 9434361, 28303083, 84909249, 254727747]

約数ペア:

[(1, 254727747), (3, 84909249), (9, 28303083), (27, 9434361), (81, 3144787), (83, 3069009), (249, 1023003), (747, 341001), (2241, 113667), (6723, 37889)]