28702945285

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{11550481}}^1$

素因数の和:11550564

約数の個数: 16

約数和(自身を含む): 39918465792

約数和(自身を除く): 11215520507

約数列:

[1, 5, 7, 35, 71, 355, 497, 2485, 11550481, 57752405, 80853367, 404266835, 820084151, 4100420755, 5740589057, 28702945285]

約数ペア:

[(1, 28702945285), (5, 5740589057), (7, 4100420755), (35, 820084151), (71, 404266835), (355, 80853367), (497, 57752405), (2485, 11550481)]