2016089721

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{775121}}^1$

素因数の和:775161

約数の個数: 18

約数和(自身を含む): 3093511902

約数和(自身を除く): 1077422181

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 775121, 2325363, 6976089, 13177057, 39531171, 118593513, 224009969, 672029907, 2016089721]

約数ペア:

[(1, 2016089721), (3, 672029907), (9, 224009969), (17, 118593513), (51, 39531171), (153, 13177057), (289, 6976089), (867, 2325363), (2601, 775121)]