256202205

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{2440021}}^1$

素因数の和:2440036

約数の個数: 16

約数和(自身を含む): 468484224

約数和(自身を除く): 212282019

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 2440021, 7320063, 12200105, 17080147, 36600315, 51240441, 85400735, 256202205]

約数ペア:

[(1, 256202205), (3, 85400735), (5, 51240441), (7, 36600315), (15, 17080147), (21, 12200105), (35, 7320063), (105, 2440021)]