1276554968

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1\times {\mathrm{1459}}^1$

素因数の和:1704

約数の個数: 64

約数和(自身を含む): 2649024000

約数和(自身を除く): 1372469032

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 94, 104, 179, 188, 358, 376, 611, 716, 1222, 1432, 1459, 2327, 2444, 2918, 4654, 4888, 5836, 8413, 9308, 11672, 16826, 18616, 18967, 33652, 37934, 67304, 68573, 75868, 109369, 137146, 151736, 218738, 261161, 274292, 437476, 522322, 548584, 874952, 891449, 1044644, 1782898, 2089288, 3395093, 3565796, 6790186, 7131592, 12274567, 13580372, 24549134, 27160744, 49098268, 98196536, 159569371, 319138742, 638277484, 1276554968]

約数ペア:

[(1, 1276554968), (2, 638277484), (4, 319138742), (8, 159569371), (13, 98196536), (26, 49098268), (47, 27160744), (52, 24549134), (94, 13580372), (104, 12274567), (179, 7131592), (188, 6790186), (358, 3565796), (376, 3395093), (611, 2089288), (716, 1782898), (1222, 1044644), (1432, 891449), (1459, 874952), (2327, 548584), (2444, 522322), (2918, 437476), (4654, 274292), (4888, 261161), (5836, 218738), (8413, 151736), (9308, 137146), (11672, 109369), (16826, 75868), (18616, 68573), (18967, 67304), (33652, 37934)]