31282090

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{63841}}^1$

素因数の和:63862

約数の個数: 24

約数和(自身を含む): 65501892

約数和(自身を除く): 34219802

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 63841, 127682, 319205, 446887, 638410, 893774, 2234435, 3128209, 4468870, 6256418, 15641045, 31282090]

約数ペア:

[(1, 31282090), (2, 15641045), (5, 6256418), (7, 4468870), (10, 3128209), (14, 2234435), (35, 893774), (49, 638410), (70, 446887), (98, 319205), (245, 127682), (490, 63841)]