128302569

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{128431}}^1$

素因数の和:128477

約数の個数: 16

約数和(自身を含む): 195216640

約数和(自身を除く): 66914071

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 128431, 385293, 1155879, 3467637, 4751947, 14255841, 42767523, 128302569]

約数ペア:

[(1, 128302569), (3, 42767523), (9, 14255841), (27, 4751947), (37, 3467637), (111, 1155879), (333, 385293), (999, 128431)]