78497090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1121387}}^1$

素因数の和:1121401

約数の個数: 16

約数和(自身を含む): 161479872

約数和(自身を除く): 82982782

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1121387, 2242774, 5606935, 7849709, 11213870, 15699418, 39248545, 78497090]

約数ペア:

[(1, 78497090), (2, 39248545), (5, 15699418), (7, 11213870), (10, 7849709), (14, 5606935), (35, 2242774), (70, 1121387)]