8400609

素因数分解:

$3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{443}}^1$

素因数の和:506

約数の個数: 36

約数和(自身を含む): 14476176

約数和(自身を除く): 6075567

約数列:

[1, 3, 7, 9, 21, 43, 49, 63, 129, 147, 301, 387, 441, 443, 903, 1329, 2107, 2709, 3101, 3987, 6321, 9303, 18963, 19049, 21707, 27909, 57147, 65121, 133343, 171441, 195363, 400029, 933401, 1200087, 2800203, 8400609]

約数ペア:

[(1, 8400609), (3, 2800203), (7, 1200087), (9, 933401), (21, 400029), (43, 195363), (49, 171441), (63, 133343), (129, 65121), (147, 57147), (301, 27909), (387, 21707), (441, 19049), (443, 18963), (903, 9303), (1329, 6321), (2107, 3987), (2709, 3101)]