256803896

素因数分解:

$2^3\times {\mathrm{311}}^1\times {\mathrm{103217}}^1$

素因数の和:103534

約数の個数: 16

約数和(自身を含む): 483060240

約数和(自身を除く): 226256344

約数列:

[1, 2, 4, 8, 311, 622, 1244, 2488, 103217, 206434, 412868, 825736, 32100487, 64200974, 128401948, 256803896]

約数ペア:

[(1, 256803896), (2, 128401948), (4, 64200974), (8, 32100487), (311, 825736), (622, 412868), (1244, 206434), (2488, 103217)]