13689865

素因数分解:

$5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{787}}^1$

素因数の和:877

約数の個数: 24

約数和(自身を含む): 19403712

約数和(自身を除く): 5713847

約数列:

[1, 5, 7, 35, 49, 71, 245, 355, 497, 787, 2485, 3479, 3935, 5509, 17395, 27545, 38563, 55877, 192815, 279385, 391139, 1955695, 2737973, 13689865]

約数ペア:

[(1, 13689865), (5, 2737973), (7, 1955695), (35, 391139), (49, 279385), (71, 192815), (245, 55877), (355, 38563), (497, 27545), (787, 17395), (2485, 5509), (3479, 3935)]