74986415

素因数分解:

$5^1\times 7^2\times {\mathrm{421}}^1\times {\mathrm{727}}^1$

素因数の和:1167

約数の個数: 24

約数和(自身を含む): 105067872

約数和(自身を除く): 30081457

約数列:

[1, 5, 7, 35, 49, 245, 421, 727, 2105, 2947, 3635, 5089, 14735, 20629, 25445, 35623, 103145, 178115, 306067, 1530335, 2142469, 10712345, 14997283, 74986415]

約数ペア:

[(1, 74986415), (5, 14997283), (7, 10712345), (35, 2142469), (49, 1530335), (245, 306067), (421, 178115), (727, 103145), (2105, 35623), (2947, 25445), (3635, 20629), (5089, 14735)]