488935678

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{461}}^1$

素因数の和:649

約数の個数: 64

約数和(自身を含む): 938843136

約数和(自身を除く): 449907458

約数列:

[1, 2, 7, 11, 14, 22, 71, 77, 97, 142, 154, 194, 461, 497, 679, 781, 922, 994, 1067, 1358, 1562, 2134, 3227, 5071, 5467, 6454, 6887, 7469, 10142, 10934, 13774, 14938, 32731, 35497, 44717, 48209, 65462, 70994, 75757, 89434, 96418, 151514, 229117, 313019, 360041, 458234, 491887, 530299, 626038, 720082, 983774, 1060598, 2520287, 3174907, 3443209, 5040574, 6349814, 6886418, 22224349, 34923977, 44448698, 69847954, 244467839, 488935678]

約数ペア:

[(1, 488935678), (2, 244467839), (7, 69847954), (11, 44448698), (14, 34923977), (22, 22224349), (71, 6886418), (77, 6349814), (97, 5040574), (142, 3443209), (154, 3174907), (194, 2520287), (461, 1060598), (497, 983774), (679, 720082), (781, 626038), (922, 530299), (994, 491887), (1067, 458234), (1358, 360041), (1562, 313019), (2134, 229117), (3227, 151514), (5071, 96418), (5467, 89434), (6454, 75757), (6887, 70994), (7469, 65462), (10142, 48209), (10934, 44717), (13774, 35497), (14938, 32731)]