10278009

素因数分解:

$3^4\times 7^1\times {\mathrm{18127}}^1$

素因数の和:18146

約数の個数: 20

約数和(自身を含む): 17547904

約数和(自身を除く): 7269895

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 18127, 54381, 126889, 163143, 380667, 489429, 1142001, 1468287, 3426003, 10278009]

約数ペア:

[(1, 10278009), (3, 3426003), (7, 1468287), (9, 1142001), (21, 489429), (27, 380667), (63, 163143), (81, 126889), (189, 54381), (567, 18127)]