1294790589

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{695003}}^1$

素因数の和:695038

約数の個数: 20

約数和(自身を含む): 2018291616

約数和(自身を除く): 723501027

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 695003, 2085009, 6255027, 15985069, 18765081, 47955207, 56295243, 143865621, 431596863, 1294790589]

約数ペア:

[(1, 1294790589), (3, 431596863), (9, 143865621), (23, 56295243), (27, 47955207), (69, 18765081), (81, 15985069), (207, 6255027), (621, 2085009), (1863, 695003)]