1640223027

素因数分解:

$3^6\times {\mathrm{2249963}}^1$

素因数の和:2249981

約数の個数: 14

約数和(自身を含む): 2459210652

約数和(自身を除く): 818987625

約数列:

[1, 3, 9, 27, 81, 243, 729, 2249963, 6749889, 20249667, 60749001, 182247003, 546741009, 1640223027]

約数ペア:

[(1, 1640223027), (3, 546741009), (9, 182247003), (27, 60749001), (81, 20249667), (243, 6749889), (729, 2249963)]