28531776

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:129

約数の個数: 224

約数和(自身を含む): 98316288

約数和(自身を除く): 69784512

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 23, 24, 26, 28, 32, 39, 42, 46, 48, 52, 56, 64, 69, 71, 78, 84, 91, 92, 96, 104, 112, 138, 142, 156, 161, 168, 182, 184, 192, 208, 213, 224, 273, 276, 284, 299, 312, 322, 336, 364, 368, 416, 426, 448, 483, 497, 546, 552, 568, 598, 624, 644, 672, 728, 736, 832, 852, 897, 923, 966, 994, 1092, 1104, 1136, 1196, 1248, 1288, 1344, 1456, 1472, 1491, 1633, 1704, 1794, 1846, 1932, 1988, 2093, 2184, 2208, 2272, 2392, 2496, 2576, 2769, 2912, 2982, 3266, 3408, 3588, 3692, 3864, 3976, 4186, 4368, 4416, 4544, 4784, 4899, 5152, 5538, 5824, 5964, 6279, 6461, 6532, 6816, 7176, 7384, 7728, 7952, 8372, 8736, 9568, 9798, 10304, 11076, 11431, 11928, 12558, 12922, 13064, 13632, 14352, 14768, 15456, 15904, 16744, 17472, 19136, 19383, 19596, 21229, 22152, 22862, 23856, 25116, 25844, 26128, 28704, 29536, 30912, 31808, 33488, 34293, 38766, 39192, 42458, 44304, 45724, 47712, 50232, 51688, 52256, 57408, 59072, 63687, 66976, 68586, 77532, 78384, 84916, 88608, 91448, 95424, 100464, 103376, 104512, 127374, 133952, 137172, 148603, 155064, 156768, 169832, 177216, 182896, 200928, 206752, 254748, 274344, 297206, 310128, 313536, 339664, 365792, 401856, 413504, 445809, 509496, 548688, 594412, 620256, 679328, 731584, 891618, 1018992, 1097376, 1188824, 1240512, 1358656, 1783236, 2037984, 2194752, 2377648, 3566472, 4075968, 4755296, 7132944, 9510592, 14265888, 28531776]

約数ペア:

[(1, 28531776), (2, 14265888), (3, 9510592), (4, 7132944), (6, 4755296), (7, 4075968), (8, 3566472), (12, 2377648), (13, 2194752), (14, 2037984), (16, 1783236), (21, 1358656), (23, 1240512), (24, 1188824), (26, 1097376), (28, 1018992), (32, 891618), (39, 731584), (42, 679328), (46, 620256), (48, 594412), (52, 548688), (56, 509496), (64, 445809), (69, 413504), (71, 401856), (78, 365792), (84, 339664), (91, 313536), (92, 310128), (96, 297206), (104, 274344), (112, 254748), (138, 206752), (142, 200928), (156, 182896), (161, 177216), (168, 169832), (182, 156768), (184, 155064), (192, 148603), (208, 137172), (213, 133952), (224, 127374), (273, 104512), (276, 103376), (284, 100464), (299, 95424), (312, 91448), (322, 88608), (336, 84916), (364, 78384), (368, 77532), (416, 68586), (426, 66976), (448, 63687), (483, 59072), (497, 57408), (546, 52256), (552, 51688), (568, 50232), (598, 47712), (624, 45724), (644, 44304), (672, 42458), (728, 39192), (736, 38766), (832, 34293), (852, 33488), (897, 31808), (923, 30912), (966, 29536), (994, 28704), (1092, 26128), (1104, 25844), (1136, 25116), (1196, 23856), (1248, 22862), (1288, 22152), (1344, 21229), (1456, 19596), (1472, 19383), (1491, 19136), (1633, 17472), (1704, 16744), (1794, 15904), (1846, 15456), (1932, 14768), (1988, 14352), (2093, 13632), (2184, 13064), (2208, 12922), (2272, 12558), (2392, 11928), (2496, 11431), (2576, 11076), (2769, 10304), (2912, 9798), (2982, 9568), (3266, 8736), (3408, 8372), (3588, 7952), (3692, 7728), (3864, 7384), (3976, 7176), (4186, 6816), (4368, 6532), (4416, 6461), (4544, 6279), (4784, 5964), (4899, 5824), (5152, 5538)]