9717489

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{7057}}^1$

素因数の和:7086

約数の個数: 20

約数和(自身を含む): 15372324

約数和(自身を除く): 5654835

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 7057, 21171, 63513, 119969, 190539, 359907, 571617, 1079721, 3239163, 9717489]

約数ペア:

[(1, 9717489), (3, 3239163), (9, 1079721), (17, 571617), (27, 359907), (51, 190539), (81, 119969), (153, 63513), (459, 21171), (1377, 7057)]