211299368

素因数分解:

$2^3\times 7^2\times {\mathrm{97}}^1\times {\mathrm{5557}}^1$

素因数の和:5674

約数の個数: 48

約数和(自身を含む): 465704820

約数和(自身を除く): 254405452

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 97, 98, 194, 196, 388, 392, 679, 776, 1358, 2716, 4753, 5432, 5557, 9506, 11114, 19012, 22228, 38024, 38899, 44456, 77798, 155596, 272293, 311192, 539029, 544586, 1078058, 1089172, 2156116, 2178344, 3773203, 4312232, 7546406, 15092812, 26412421, 30185624, 52824842, 105649684, 211299368]

約数ペア:

[(1, 211299368), (2, 105649684), (4, 52824842), (7, 30185624), (8, 26412421), (14, 15092812), (28, 7546406), (49, 4312232), (56, 3773203), (97, 2178344), (98, 2156116), (194, 1089172), (196, 1078058), (388, 544586), (392, 539029), (679, 311192), (776, 272293), (1358, 155596), (2716, 77798), (4753, 44456), (5432, 38899), (5557, 38024), (9506, 22228), (11114, 19012)]