13665785

素因数分解:

$5^1\times 7^1\times {\mathrm{53}}^2\times {\mathrm{139}}^1$

素因数の和:257

約数の個数: 24

約数和(自身を含む): 19239360

約数和(自身を除く): 5573575

約数列:

[1, 5, 7, 35, 53, 139, 265, 371, 695, 973, 1855, 2809, 4865, 7367, 14045, 19663, 36835, 51569, 98315, 257845, 390451, 1952255, 2733157, 13665785]

約数ペア:

[(1, 13665785), (5, 2733157), (7, 1952255), (35, 390451), (53, 257845), (139, 98315), (265, 51569), (371, 36835), (695, 19663), (973, 14045), (1855, 7367), (2809, 4865)]