859983012

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{1019}}^1$

素因数の和:1250

約数の個数: 144

約数和(自身を含む): 2646483840

約数和(自身を除く): 1786500828

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 68, 84, 102, 119, 126, 153, 197, 204, 238, 252, 306, 357, 394, 476, 591, 612, 714, 788, 1019, 1071, 1182, 1379, 1428, 1773, 2038, 2142, 2364, 2758, 3057, 3349, 3546, 4076, 4137, 4284, 5516, 6114, 6698, 7092, 7133, 8274, 9171, 10047, 12228, 12411, 13396, 14266, 16548, 17323, 18342, 20094, 21399, 23443, 24822, 28532, 30141, 34646, 36684, 40188, 42798, 46886, 49644, 51969, 60282, 64197, 69292, 70329, 85596, 93772, 103938, 120564, 121261, 128394, 140658, 155907, 200743, 207876, 210987, 242522, 256788, 281316, 311814, 363783, 401486, 421974, 485044, 602229, 623628, 727566, 802972, 843948, 1091349, 1204458, 1405201, 1455132, 1806687, 2182698, 2408916, 2810402, 3412631, 3613374, 4215603, 4365396, 5620804, 6825262, 7226748, 8431206, 10237893, 12646809, 13650524, 16862412, 20475786, 23888417, 25293618, 30713679, 40951572, 47776834, 50587236, 61427358, 71665251, 95553668, 122854716, 143330502, 214995753, 286661004, 429991506, 859983012]

約数ペア:

[(1, 859983012), (2, 429991506), (3, 286661004), (4, 214995753), (6, 143330502), (7, 122854716), (9, 95553668), (12, 71665251), (14, 61427358), (17, 50587236), (18, 47776834), (21, 40951572), (28, 30713679), (34, 25293618), (36, 23888417), (42, 20475786), (51, 16862412), (63, 13650524), (68, 12646809), (84, 10237893), (102, 8431206), (119, 7226748), (126, 6825262), (153, 5620804), (197, 4365396), (204, 4215603), (238, 3613374), (252, 3412631), (306, 2810402), (357, 2408916), (394, 2182698), (476, 1806687), (591, 1455132), (612, 1405201), (714, 1204458), (788, 1091349), (1019, 843948), (1071, 802972), (1182, 727566), (1379, 623628), (1428, 602229), (1773, 485044), (2038, 421974), (2142, 401486), (2364, 363783), (2758, 311814), (3057, 281316), (3349, 256788), (3546, 242522), (4076, 210987), (4137, 207876), (4284, 200743), (5516, 155907), (6114, 140658), (6698, 128394), (7092, 121261), (7133, 120564), (8274, 103938), (9171, 93772), (10047, 85596), (12228, 70329), (12411, 69292), (13396, 64197), (14266, 60282), (16548, 51969), (17323, 49644), (18342, 46886), (20094, 42798), (21399, 40188), (23443, 36684), (24822, 34646), (28532, 30141)]