25721943

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{2381}}^1$

素因数の和:2674

約数の個数: 16

約数和(自身を含む): 37082976

約数和(自身を除く): 11361033

約数列:

[1, 3, 13, 39, 277, 831, 2381, 3601, 7143, 10803, 30953, 92859, 659537, 1978611, 8573981, 25721943]

約数ペア:

[(1, 25721943), (3, 8573981), (13, 1978611), (39, 659537), (277, 92859), (831, 30953), (2381, 10803), (3601, 7143)]