28797692

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1$

素因数の和:104

約数の個数: 108

約数和(自身を含む): 69320664

約数和(自身を除く): 40522972

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 37, 38, 44, 49, 74, 76, 77, 98, 133, 148, 154, 196, 209, 259, 266, 308, 361, 407, 418, 518, 532, 539, 703, 722, 814, 836, 931, 1036, 1078, 1406, 1444, 1463, 1628, 1813, 1862, 2156, 2527, 2812, 2849, 2926, 3626, 3724, 3971, 4921, 5054, 5698, 5852, 7252, 7733, 7942, 9842, 10108, 10241, 11396, 13357, 15466, 15884, 17689, 19684, 19943, 20482, 26714, 27797, 30932, 34447, 35378, 39886, 40964, 53428, 54131, 55594, 68894, 70756, 79772, 93499, 108262, 111188, 137788, 146927, 186998, 194579, 216524, 293854, 373996, 378917, 389158, 587708, 654493, 757834, 778316, 1028489, 1308986, 1515668, 2056978, 2617972, 4113956, 7199423, 14398846, 28797692]

約数ペア:

[(1, 28797692), (2, 14398846), (4, 7199423), (7, 4113956), (11, 2617972), (14, 2056978), (19, 1515668), (22, 1308986), (28, 1028489), (37, 778316), (38, 757834), (44, 654493), (49, 587708), (74, 389158), (76, 378917), (77, 373996), (98, 293854), (133, 216524), (148, 194579), (154, 186998), (196, 146927), (209, 137788), (259, 111188), (266, 108262), (308, 93499), (361, 79772), (407, 70756), (418, 68894), (518, 55594), (532, 54131), (539, 53428), (703, 40964), (722, 39886), (814, 35378), (836, 34447), (931, 30932), (1036, 27797), (1078, 26714), (1406, 20482), (1444, 19943), (1463, 19684), (1628, 17689), (1813, 15884), (1862, 15466), (2156, 13357), (2527, 11396), (2812, 10241), (2849, 10108), (2926, 9842), (3626, 7942), (3724, 7733), (3971, 7252), (4921, 5852), (5054, 5698)]