189728

素因数分解:

$2^5\times 7^2\times {\mathrm{11}}^2$

素因数の和:46

約数の個数: 54

約数和(自身を含む): 477603

約数和(自身を除く): 287875

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 77, 88, 98, 112, 121, 154, 176, 196, 224, 242, 308, 352, 392, 484, 539, 616, 784, 847, 968, 1078, 1232, 1568, 1694, 1936, 2156, 2464, 3388, 3872, 4312, 5929, 6776, 8624, 11858, 13552, 17248, 23716, 27104, 47432, 94864, 189728]

約数ペア:

[(1, 189728), (2, 94864), (4, 47432), (7, 27104), (8, 23716), (11, 17248), (14, 13552), (16, 11858), (22, 8624), (28, 6776), (32, 5929), (44, 4312), (49, 3872), (56, 3388), (77, 2464), (88, 2156), (98, 1936), (112, 1694), (121, 1568), (154, 1232), (176, 1078), (196, 968), (224, 847), (242, 784), (308, 616), (352, 539), (392, 484)]