217620368

素因数分解:

$2^4\times 7^2\times {\mathrm{277577}}^1$

素因数の和:277599

約数の個数: 30

約数和(自身を含む): 490480326

約数和(自身を除く): 272859958

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 277577, 555154, 1110308, 1943039, 2220616, 3886078, 4441232, 7772156, 13601273, 15544312, 27202546, 31088624, 54405092, 108810184, 217620368]

約数ペア:

[(1, 217620368), (2, 108810184), (4, 54405092), (7, 31088624), (8, 27202546), (14, 15544312), (16, 13601273), (28, 7772156), (49, 4441232), (56, 3886078), (98, 2220616), (112, 1943039), (196, 1110308), (392, 555154), (784, 277577)]