81029673

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{983}}^1$

素因数の和:1106

約数の個数: 32

約数和(自身を含む): 124692480

約数和(自身を除く): 43662807

約数列:

[1, 3, 9, 27, 43, 71, 129, 213, 387, 639, 983, 1161, 1917, 2949, 3053, 8847, 9159, 26541, 27477, 42269, 69793, 82431, 126807, 209379, 380421, 628137, 1141263, 1884411, 3001099, 9003297, 27009891, 81029673]

約数ペア:

[(1, 81029673), (3, 27009891), (9, 9003297), (27, 3001099), (43, 1884411), (71, 1141263), (129, 628137), (213, 380421), (387, 209379), (639, 126807), (983, 82431), (1161, 69793), (1917, 42269), (2949, 27477), (3053, 26541), (8847, 9159)]