642751567367

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{311}}^1$

素因数の和:661

約数の個数: 96

約数和(自身を含む): 828714571776

約数和(自身を除く): 185963004409

約数列:

[1, 7, 13, 43, 71, 91, 173, 301, 311, 497, 559, 923, 1211, 1849, 2177, 2249, 3053, 3913, 4043, 6461, 7439, 12283, 12943, 13373, 15743, 21371, 22081, 24037, 28301, 39689, 52073, 53803, 85981, 93611, 96707, 131279, 154567, 159679, 168259, 173849, 277823, 287053, 319877, 376621, 528169, 575039, 676949, 699439, 918953, 949483, 1117753, 1216943, 1706627, 2009371, 2239139, 2313529, 3697183, 3820013, 4025273, 4158401, 4896073, 6646381, 6866197, 7475507, 11946389, 12343279, 16194703, 22711267, 26740091, 29108807, 30075877, 40827769, 48063379, 49660169, 52328549, 86402953, 99481747, 158978869, 164260559, 210531139, 285794383, 295246471, 347621183, 530760997, 696372229, 1149823913, 1293262711, 2066725297, 2135387267, 3715326979, 7063204037, 9052838977, 14947710869, 49442428259, 91821652481, 642751567367]

約数ペア:

[(1, 642751567367), (7, 91821652481), (13, 49442428259), (43, 14947710869), (71, 9052838977), (91, 7063204037), (173, 3715326979), (301, 2135387267), (311, 2066725297), (497, 1293262711), (559, 1149823913), (923, 696372229), (1211, 530760997), (1849, 347621183), (2177, 295246471), (2249, 285794383), (3053, 210531139), (3913, 164260559), (4043, 158978869), (6461, 99481747), (7439, 86402953), (12283, 52328549), (12943, 49660169), (13373, 48063379), (15743, 40827769), (21371, 30075877), (22081, 29108807), (24037, 26740091), (28301, 22711267), (39689, 16194703), (52073, 12343279), (53803, 11946389), (85981, 7475507), (93611, 6866197), (96707, 6646381), (131279, 4896073), (154567, 4158401), (159679, 4025273), (168259, 3820013), (173849, 3697183), (277823, 2313529), (287053, 2239139), (319877, 2009371), (376621, 1706627), (528169, 1216943), (575039, 1117753), (676949, 949483), (699439, 918953)]