9813879

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{7127}}^1$

素因数の和:7156

約数の個数: 20

約数和(自身を含む): 15524784

約数和(自身を除く): 5710905

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 7127, 21381, 64143, 121159, 192429, 363477, 577287, 1090431, 3271293, 9813879]

約数ペア:

[(1, 9813879), (3, 3271293), (9, 1090431), (17, 577287), (27, 363477), (51, 192429), (81, 121159), (153, 64143), (459, 21381), (1377, 7127)]