28786296

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:485

約数の個数: 128

約数和(自身を含む): 92367360

約数和(自身を除く): 63581064

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 37, 42, 44, 56, 66, 74, 77, 84, 88, 111, 132, 148, 154, 168, 222, 231, 259, 264, 296, 308, 407, 421, 444, 462, 518, 616, 777, 814, 842, 888, 924, 1036, 1221, 1263, 1554, 1628, 1684, 1848, 2072, 2442, 2526, 2849, 2947, 3108, 3256, 3368, 4631, 4884, 5052, 5698, 5894, 6216, 8547, 8841, 9262, 9768, 10104, 11396, 11788, 13893, 15577, 17094, 17682, 18524, 22792, 23576, 27786, 31154, 32417, 34188, 35364, 37048, 46731, 55572, 62308, 64834, 68376, 70728, 93462, 97251, 109039, 111144, 124616, 129668, 171347, 186924, 194502, 218078, 259336, 327117, 342694, 373848, 389004, 436156, 514041, 654234, 685388, 778008, 872312, 1028082, 1199429, 1308468, 1370776, 2056164, 2398858, 2616936, 3598287, 4112328, 4797716, 7196574, 9595432, 14393148, 28786296]

約数ペア:

[(1, 28786296), (2, 14393148), (3, 9595432), (4, 7196574), (6, 4797716), (7, 4112328), (8, 3598287), (11, 2616936), (12, 2398858), (14, 2056164), (21, 1370776), (22, 1308468), (24, 1199429), (28, 1028082), (33, 872312), (37, 778008), (42, 685388), (44, 654234), (56, 514041), (66, 436156), (74, 389004), (77, 373848), (84, 342694), (88, 327117), (111, 259336), (132, 218078), (148, 194502), (154, 186924), (168, 171347), (222, 129668), (231, 124616), (259, 111144), (264, 109039), (296, 97251), (308, 93462), (407, 70728), (421, 68376), (444, 64834), (462, 62308), (518, 55572), (616, 46731), (777, 37048), (814, 35364), (842, 34188), (888, 32417), (924, 31154), (1036, 27786), (1221, 23576), (1263, 22792), (1554, 18524), (1628, 17682), (1684, 17094), (1848, 15577), (2072, 13893), (2442, 11788), (2526, 11396), (2849, 10104), (2947, 9768), (3108, 9262), (3256, 8841), (3368, 8547), (4631, 6216), (4884, 5894), (5052, 5698)]