268771707

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{420613}}^1$

素因数の和:420690

約数の個数: 12

約数和(自身を含む): 393694704

約数和(自身を除く): 124922997

約数列:

[1, 3, 9, 71, 213, 639, 420613, 1261839, 3785517, 29863523, 89590569, 268771707]

約数ペア:

[(1, 268771707), (3, 89590569), (9, 29863523), (71, 3785517), (213, 1261839), (639, 420613)]