7994007

素因数分解:

$3^2\times 7^2\times {\mathrm{18127}}^1$

素因数の和:18147

約数の個数: 18

約数和(自身を含む): 13432848

約数和(自身を除く): 5438841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 18127, 54381, 126889, 163143, 380667, 888223, 1142001, 2664669, 7994007]

約数ペア:

[(1, 7994007), (3, 2664669), (7, 1142001), (9, 888223), (21, 380667), (49, 163143), (63, 126889), (147, 54381), (441, 18127)]