211040258

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{547}}^1$

素因数の和:663

約数の個数: 64

約数和(自身を含む): 397716480

約数和(自身を除く): 186676222

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 71, 142, 143, 209, 247, 286, 418, 494, 547, 781, 923, 1094, 1349, 1562, 1846, 2698, 2717, 5434, 6017, 7111, 10153, 10393, 12034, 14222, 14839, 17537, 20306, 20786, 29678, 35074, 38837, 77674, 78221, 114323, 135109, 156442, 192907, 228646, 270218, 385814, 427207, 504881, 737903, 854414, 1009762, 1475806, 1486199, 2972398, 5553691, 8116933, 9592739, 11107382, 16233866, 19185478, 105520129, 211040258]

約数ペア:

[(1, 211040258), (2, 105520129), (11, 19185478), (13, 16233866), (19, 11107382), (22, 9592739), (26, 8116933), (38, 5553691), (71, 2972398), (142, 1486199), (143, 1475806), (209, 1009762), (247, 854414), (286, 737903), (418, 504881), (494, 427207), (547, 385814), (781, 270218), (923, 228646), (1094, 192907), (1349, 156442), (1562, 135109), (1846, 114323), (2698, 78221), (2717, 77674), (5434, 38837), (6017, 35074), (7111, 29678), (10153, 20786), (10393, 20306), (12034, 17537), (14222, 14839)]