81032319

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{709}}^1$

素因数の和:821

約数の個数: 40

約数和(自身を含む): 129895920

約数和(自身を除く): 48863601

約数列:

[1, 3, 9, 17, 27, 51, 81, 83, 153, 249, 459, 709, 747, 1377, 1411, 2127, 2241, 4233, 6381, 6723, 12053, 12699, 19143, 36159, 38097, 57429, 58847, 108477, 114291, 176541, 325431, 529623, 976293, 1000399, 1588869, 3001197, 4766607, 9003591, 27010773, 81032319]

約数ペア:

[(1, 81032319), (3, 27010773), (9, 9003591), (17, 4766607), (27, 3001197), (51, 1588869), (81, 1000399), (83, 976293), (153, 529623), (249, 325431), (459, 176541), (709, 114291), (747, 108477), (1377, 58847), (1411, 57429), (2127, 38097), (2241, 36159), (4233, 19143), (6381, 12699), (6723, 12053)]