13868687

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{809}}^1$

素因数の和:926

約数の個数: 16

約数和(自身を含む): 16588800

約数和(自身を除く): 2720113

約数列:

[1, 7, 31, 79, 217, 553, 809, 2449, 5663, 17143, 25079, 63911, 175553, 447377, 1981241, 13868687]

約数ペア:

[(1, 13868687), (7, 1981241), (31, 447377), (79, 175553), (217, 63911), (553, 25079), (809, 17143), (2449, 5663)]