56721555

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:241

約数の個数: 96

約数和(自身を含む): 116663040

約数和(自身を除く): 59941485

約数列:

[1, 3, 5, 9, 11, 15, 19, 33, 37, 45, 55, 57, 95, 99, 111, 163, 165, 171, 185, 209, 285, 333, 407, 489, 495, 555, 627, 703, 815, 855, 1045, 1221, 1467, 1665, 1793, 1881, 2035, 2109, 2445, 3097, 3135, 3515, 3663, 5379, 6031, 6105, 6327, 7335, 7733, 8965, 9291, 9405, 10545, 15485, 16137, 18093, 18315, 23199, 26895, 27873, 30155, 31635, 34067, 38665, 46455, 54279, 66341, 69597, 80685, 90465, 102201, 114589, 115995, 139365, 170335, 199023, 271395, 306603, 331705, 343767, 347985, 511005, 572945, 597069, 995115, 1031301, 1260479, 1533015, 1718835, 2985345, 3781437, 5156505, 6302395, 11344311, 18907185, 56721555]

約数ペア:

[(1, 56721555), (3, 18907185), (5, 11344311), (9, 6302395), (11, 5156505), (15, 3781437), (19, 2985345), (33, 1718835), (37, 1533015), (45, 1260479), (55, 1031301), (57, 995115), (95, 597069), (99, 572945), (111, 511005), (163, 347985), (165, 343767), (171, 331705), (185, 306603), (209, 271395), (285, 199023), (333, 170335), (407, 139365), (489, 115995), (495, 114589), (555, 102201), (627, 90465), (703, 80685), (815, 69597), (855, 66341), (1045, 54279), (1221, 46455), (1467, 38665), (1665, 34067), (1793, 31635), (1881, 30155), (2035, 27873), (2109, 26895), (2445, 23199), (3097, 18315), (3135, 18093), (3515, 16137), (3663, 15485), (5379, 10545), (6031, 9405), (6105, 9291), (6327, 8965), (7335, 7733)]