4040001

素因数分解:

$3^2\times 7^2\times {\mathrm{9161}}^1$

素因数の和:9181

約数の個数: 18

約数和(自身を含む): 6789042

約数和(自身を除く): 2749041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 9161, 27483, 64127, 82449, 192381, 448889, 577143, 1346667, 4040001]

約数ペア:

[(1, 4040001), (3, 1346667), (7, 577143), (9, 448889), (21, 192381), (49, 82449), (63, 64127), (147, 27483), (441, 9161)]