28013401936

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{73}}^2\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:493

約数の個数: 120

約数和(自身を含む): 60029491200

約数和(自身を除く): 32016089264

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 73, 104, 127, 146, 199, 208, 254, 292, 398, 508, 584, 796, 949, 1016, 1168, 1592, 1651, 1898, 2032, 2587, 3184, 3302, 3796, 5174, 5329, 6604, 7592, 9271, 10348, 10658, 13208, 14527, 15184, 18542, 20696, 21316, 25273, 26416, 29054, 37084, 41392, 42632, 50546, 58108, 69277, 74168, 85264, 101092, 116216, 120523, 138554, 148336, 188851, 202184, 232432, 241046, 277108, 328549, 377702, 404368, 482092, 554216, 657098, 676783, 755404, 964184, 1060471, 1108432, 1314196, 1353566, 1510808, 1844929, 1928368, 2120942, 2628392, 2707132, 3021616, 3689858, 4241884, 5256784, 5414264, 7379716, 8483768, 8798179, 10828528, 13786123, 14759432, 16967536, 17596358, 23984077, 27572246, 29518864, 35192716, 47968154, 55144492, 70385432, 95936308, 110288984, 134679817, 140770864, 191872616, 220577968, 269359634, 383745232, 538719268, 1077438536, 1750837621, 2154877072, 3501675242, 7003350484, 14006700968, 28013401936]

約数ペア:

[(1, 28013401936), (2, 14006700968), (4, 7003350484), (8, 3501675242), (13, 2154877072), (16, 1750837621), (26, 1077438536), (52, 538719268), (73, 383745232), (104, 269359634), (127, 220577968), (146, 191872616), (199, 140770864), (208, 134679817), (254, 110288984), (292, 95936308), (398, 70385432), (508, 55144492), (584, 47968154), (796, 35192716), (949, 29518864), (1016, 27572246), (1168, 23984077), (1592, 17596358), (1651, 16967536), (1898, 14759432), (2032, 13786123), (2587, 10828528), (3184, 8798179), (3302, 8483768), (3796, 7379716), (5174, 5414264), (5329, 5256784), (6604, 4241884), (7592, 3689858), (9271, 3021616), (10348, 2707132), (10658, 2628392), (13208, 2120942), (14527, 1928368), (15184, 1844929), (18542, 1510808), (20696, 1353566), (21316, 1314196), (25273, 1108432), (26416, 1060471), (29054, 964184), (37084, 755404), (41392, 676783), (42632, 657098), (50546, 554216), (58108, 482092), (69277, 404368), (74168, 377702), (85264, 328549), (101092, 277108), (116216, 241046), (120523, 232432), (138554, 202184), (148336, 188851)]