827473689

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{184993}}^1$

素因数の和:185077

約数の個数: 24

約数和(自身を含む): 1385235072

約数和(自身を除く): 557761383

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 184993, 554979, 1294951, 1664937, 3884853, 11654559, 13134503, 39403509, 91941521, 118210527, 275824563, 827473689]

約数ペア:

[(1, 827473689), (3, 275824563), (7, 118210527), (9, 91941521), (21, 39403509), (63, 13134503), (71, 11654559), (213, 3884853), (497, 1664937), (639, 1294951), (1491, 554979), (4473, 184993)]