257444794

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{1279}}^1\times {\mathrm{5297}}^1$

素因数の和:6597

約数の個数: 16

約数和(自身を含む): 406886400

約数和(自身を除く): 149441606

約数列:

[1, 2, 19, 38, 1279, 2558, 5297, 10594, 24301, 48602, 100643, 201286, 6774863, 13549726, 128722397, 257444794]

約数ペア:

[(1, 257444794), (2, 128722397), (19, 13549726), (38, 6774863), (1279, 201286), (2558, 100643), (5297, 48602), (10594, 24301)]