211037157

素因数分解:

$3^4\times {\mathrm{863}}^1\times {\mathrm{3019}}^1$

素因数の和:3894

約数の個数: 20

約数和(自身を含む): 315722880

約数和(自身を除く): 104685723

約数列:

[1, 3, 9, 27, 81, 863, 2589, 3019, 7767, 9057, 23301, 27171, 69903, 81513, 244539, 2605397, 7816191, 23448573, 70345719, 211037157]

約数ペア:

[(1, 211037157), (3, 70345719), (9, 23448573), (27, 7816191), (81, 2605397), (863, 244539), (2589, 81513), (3019, 69903), (7767, 27171), (9057, 23301)]