257466327

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{29789}}^1$

素因数の和:29902

約数の個数: 16

約数和(自身を含む): 356526720

約数和(自身を除く): 99060393

約数列:

[1, 3, 43, 67, 129, 201, 2881, 8643, 29789, 89367, 1280927, 1995863, 3842781, 5987589, 85822109, 257466327]

約数ペア:

[(1, 257466327), (3, 85822109), (43, 5987589), (67, 3842781), (129, 1995863), (201, 1280927), (2881, 89367), (8643, 29789)]