261681252

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{3115253}}^1$

素因数の和:3115267

約数の個数: 24

約数和(自身を含む): 697816896

約数和(自身を除く): 436135644

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 3115253, 6230506, 9345759, 12461012, 18691518, 21806771, 37383036, 43613542, 65420313, 87227084, 130840626, 261681252]

約数ペア:

[(1, 261681252), (2, 130840626), (3, 87227084), (4, 65420313), (6, 43613542), (7, 37383036), (12, 21806771), (14, 18691518), (21, 12461012), (28, 9345759), (42, 6230506), (84, 3115253)]