30529205

素因数分解:

$5^1\times 7^2\times {\mathrm{353}}^2$

素因数の和:725

約数の個数: 18

約数和(自身を含む): 42737346

約数和(自身を除く): 12208141

約数列:

[1, 5, 7, 35, 49, 245, 353, 1765, 2471, 12355, 17297, 86485, 124609, 623045, 872263, 4361315, 6105841, 30529205]

約数ペア:

[(1, 30529205), (5, 6105841), (7, 4361315), (35, 872263), (49, 623045), (245, 124609), (353, 86485), (1765, 17297), (2471, 12355)]