216349299

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{30011}}^1$

素因数の和:30112

約数の個数: 20

約数和(自身を含む): 326830680

約数和(自身を除く): 110481381

約数列:

[1, 3, 9, 27, 81, 89, 267, 801, 2403, 7209, 30011, 90033, 270099, 810297, 2430891, 2670979, 8012937, 24038811, 72116433, 216349299]

約数ペア:

[(1, 216349299), (3, 72116433), (9, 24038811), (27, 8012937), (81, 2670979), (89, 2430891), (267, 810297), (801, 270099), (2403, 90033), (7209, 30011)]