81808335

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{15277}}^1$

素因数の和:15312

約数の個数: 48

約数和(自身を含む): 171602496

約数和(自身を除く): 89794161

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 51, 63, 85, 105, 119, 153, 255, 315, 357, 595, 765, 1071, 1785, 5355, 15277, 45831, 76385, 106939, 137493, 229155, 259709, 320817, 534695, 687465, 779127, 962451, 1298545, 1604085, 1817963, 2337381, 3895635, 4812255, 5453889, 9089815, 11686905, 16361667, 27269445, 81808335]

約数ペア:

[(1, 81808335), (3, 27269445), (5, 16361667), (7, 11686905), (9, 9089815), (15, 5453889), (17, 4812255), (21, 3895635), (35, 2337381), (45, 1817963), (51, 1604085), (63, 1298545), (85, 962451), (105, 779127), (119, 687465), (153, 534695), (255, 320817), (315, 259709), (357, 229155), (595, 137493), (765, 106939), (1071, 76385), (1785, 45831), (5355, 15277)]