87578778

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:236

約数の個数: 96

約数和(自身を含む): 213966144

約数和(自身を除く): 126387366

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 49, 74, 83, 97, 98, 111, 147, 166, 194, 222, 249, 259, 291, 294, 498, 518, 581, 582, 679, 777, 1162, 1358, 1554, 1743, 1813, 2037, 3071, 3486, 3589, 3626, 4067, 4074, 4753, 5439, 6142, 7178, 8051, 8134, 9213, 9506, 10767, 10878, 12201, 14259, 16102, 18426, 21497, 21534, 24153, 24402, 25123, 28518, 42994, 48306, 50246, 56357, 64491, 75369, 112714, 128982, 150479, 150738, 169071, 175861, 297887, 300958, 338142, 351722, 394499, 451437, 527583, 595774, 788998, 893661, 902874, 1055166, 1183497, 1787322, 2085209, 2366994, 4170418, 6255627, 12511254, 14596463, 29192926, 43789389, 87578778]

約数ペア:

[(1, 87578778), (2, 43789389), (3, 29192926), (6, 14596463), (7, 12511254), (14, 6255627), (21, 4170418), (37, 2366994), (42, 2085209), (49, 1787322), (74, 1183497), (83, 1055166), (97, 902874), (98, 893661), (111, 788998), (147, 595774), (166, 527583), (194, 451437), (222, 394499), (249, 351722), (259, 338142), (291, 300958), (294, 297887), (498, 175861), (518, 169071), (581, 150738), (582, 150479), (679, 128982), (777, 112714), (1162, 75369), (1358, 64491), (1554, 56357), (1743, 50246), (1813, 48306), (2037, 42994), (3071, 28518), (3486, 25123), (3589, 24402), (3626, 24153), (4067, 21534), (4074, 21497), (4753, 18426), (5439, 16102), (6142, 14259), (7178, 12201), (8051, 10878), (8134, 10767), (9213, 9506)]