16564797

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{8641}}^1$

素因数の和:8721

約数の個数: 16

約数和(自身を含む): 24888960

約数和(自身を除く): 8324163

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 8641, 25923, 77769, 233307, 613511, 1840533, 5521599, 16564797]

約数ペア:

[(1, 16564797), (3, 5521599), (9, 1840533), (27, 613511), (71, 233307), (213, 77769), (639, 25923), (1917, 8641)]