217526121

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{187361}}^1$

素因数の和:187413

約数の個数: 16

約数和(自身を含む): 329757120

約数和(自身を除く): 112230999

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 187361, 562083, 1686249, 5058747, 8056523, 24169569, 72508707, 217526121]

約数ペア:

[(1, 217526121), (3, 72508707), (9, 24169569), (27, 8056523), (43, 5058747), (129, 1686249), (387, 562083), (1161, 187361)]