280053767

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{336199}}^1$

素因数の和:336230

約数の個数: 12

約数和(自身を含む): 344941200

約数和(自身を除く): 64887433

約数列:

[1, 7, 17, 49, 119, 833, 336199, 2353393, 5715383, 16473751, 40007681, 280053767]

約数ペア:

[(1, 280053767), (7, 40007681), (17, 16473751), (49, 5715383), (119, 2353393), (833, 336199)]