17696007

素因数分解:

$3^2\times 7^2\times {\mathrm{40127}}^1$

素因数の和:40147

約数の個数: 18

約数和(自身を含む): 29734848

約数和(自身を除く): 12038841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 40127, 120381, 280889, 361143, 842667, 1966223, 2528001, 5898669, 17696007]

約数ペア:

[(1, 17696007), (3, 5898669), (7, 2528001), (9, 1966223), (21, 842667), (49, 361143), (63, 280889), (147, 120381), (441, 40127)]