25256853

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{3947}}^1$

素因数の和:4038

約数の個数: 20

約数和(自身を含む): 38216640

約数和(自身を除く): 12959787

約数列:

[1, 3, 9, 27, 79, 81, 237, 711, 2133, 3947, 6399, 11841, 35523, 106569, 311813, 319707, 935439, 2806317, 8418951, 25256853]

約数ペア:

[(1, 25256853), (3, 8418951), (9, 2806317), (27, 935439), (79, 319707), (81, 311813), (237, 106569), (711, 35523), (2133, 11841), (3947, 6399)]