126914949

素因数分解:

$3^2\times 7^2\times {\mathrm{287789}}^1$

素因数の和:287809

約数の個数: 18

約数和(自身を含む): 213252390

約数和(自身を除く): 86337441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 287789, 863367, 2014523, 2590101, 6043569, 14101661, 18130707, 42304983, 126914949]

約数ペア:

[(1, 126914949), (3, 42304983), (7, 18130707), (9, 14101661), (21, 6043569), (49, 2590101), (63, 2014523), (147, 863367), (441, 287789)]