81133605

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:283

約数の個数: 96

約数和(自身を含む): 172972800

約数和(自身を除く): 91839195

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 51, 63, 85, 105, 109, 119, 139, 153, 255, 315, 327, 357, 417, 545, 595, 695, 763, 765, 973, 981, 1071, 1251, 1635, 1785, 1853, 2085, 2289, 2363, 2919, 3815, 4865, 4905, 5355, 5559, 6255, 6867, 7089, 8757, 9265, 11445, 11815, 12971, 14595, 15151, 16541, 16677, 21267, 27795, 34335, 35445, 38913, 43785, 45453, 49623, 64855, 75755, 82705, 83385, 106057, 106335, 116739, 136359, 148869, 194565, 227265, 248115, 257567, 318171, 530285, 583695, 681795, 744345, 772701, 954513, 1287835, 1590855, 1802969, 2318103, 3863505, 4772565, 5408907, 9014845, 11590515, 16226721, 27044535, 81133605]

約数ペア:

[(1, 81133605), (3, 27044535), (5, 16226721), (7, 11590515), (9, 9014845), (15, 5408907), (17, 4772565), (21, 3863505), (35, 2318103), (45, 1802969), (51, 1590855), (63, 1287835), (85, 954513), (105, 772701), (109, 744345), (119, 681795), (139, 583695), (153, 530285), (255, 318171), (315, 257567), (327, 248115), (357, 227265), (417, 194565), (545, 148869), (595, 136359), (695, 116739), (763, 106335), (765, 106057), (973, 83385), (981, 82705), (1071, 75755), (1251, 64855), (1635, 49623), (1785, 45453), (1853, 43785), (2085, 38913), (2289, 35445), (2363, 34335), (2919, 27795), (3815, 21267), (4865, 16677), (4905, 16541), (5355, 15151), (5559, 14595), (6255, 12971), (6867, 11815), (7089, 11445), (8757, 9265)]