17568009

素因数分解:

$3^4\times {\mathrm{107}}^1\times {\mathrm{2027}}^1$

素因数の和:2146

約数の個数: 20

約数和(自身を含む): 26501904

約数和(自身を除く): 8933895

約数列:

[1, 3, 9, 27, 81, 107, 321, 963, 2027, 2889, 6081, 8667, 18243, 54729, 164187, 216889, 650667, 1952001, 5856003, 17568009]

約数ペア:

[(1, 17568009), (3, 5856003), (9, 1952001), (27, 650667), (81, 216889), (107, 164187), (321, 54729), (963, 18243), (2027, 8667), (2889, 6081)]