211337392

素因数分解:

$2^4\times 7^3\times {\mathrm{97}}^1\times {\mathrm{397}}^1$

素因数の和:523

約数の個数: 80

約数和(自身を含む): 483649600

約数和(自身を除く): 272312208

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 97, 98, 112, 194, 196, 343, 388, 392, 397, 679, 686, 776, 784, 794, 1358, 1372, 1552, 1588, 2716, 2744, 2779, 3176, 4753, 5432, 5488, 5558, 6352, 9506, 10864, 11116, 19012, 19453, 22232, 33271, 38024, 38509, 38906, 44464, 66542, 76048, 77018, 77812, 133084, 136171, 154036, 155624, 266168, 269563, 272342, 308072, 311248, 532336, 539126, 544684, 616144, 1078252, 1089368, 1886941, 2156504, 2178736, 3773882, 4313008, 7547764, 13208587, 15095528, 26417174, 30191056, 52834348, 105668696, 211337392]

約数ペア:

[(1, 211337392), (2, 105668696), (4, 52834348), (7, 30191056), (8, 26417174), (14, 15095528), (16, 13208587), (28, 7547764), (49, 4313008), (56, 3773882), (97, 2178736), (98, 2156504), (112, 1886941), (194, 1089368), (196, 1078252), (343, 616144), (388, 544684), (392, 539126), (397, 532336), (679, 311248), (686, 308072), (776, 272342), (784, 269563), (794, 266168), (1358, 155624), (1372, 154036), (1552, 136171), (1588, 133084), (2716, 77812), (2744, 77018), (2779, 76048), (3176, 66542), (4753, 44464), (5432, 38906), (5488, 38509), (5558, 38024), (6352, 33271), (9506, 22232), (10864, 19453), (11116, 19012)]