71830287

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{156493}}^1$

素因数の和:156519

約数の個数: 16

約数和(自身を含む): 112675680

約数和(自身を除く): 40845393

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 156493, 469479, 1408437, 2660381, 4225311, 7981143, 23943429, 71830287]

約数ペア:

[(1, 71830287), (3, 23943429), (9, 7981143), (17, 4225311), (27, 2660381), (51, 1408437), (153, 469479), (459, 156493)]