12744865

素因数分解:

$5^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{811}}^1$

素因数の和:1272

約数の個数: 16

約数和(自身を含む): 17539200

約数和(自身を除く): 4794335

約数列:

[1, 5, 7, 35, 449, 811, 2245, 3143, 4055, 5677, 15715, 28385, 364139, 1820695, 2548973, 12744865]

約数ペア:

[(1, 12744865), (5, 2548973), (7, 1820695), (35, 364139), (449, 28385), (811, 15715), (2245, 5677), (3143, 4055)]