28805728

素因数分解:

$2^5\times 7^2\times {\mathrm{18371}}^1$

素因数の和:18395

約数の個数: 36

約数和(自身を含む): 65973852

約数和(自身を除く): 37168124

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 18371, 36742, 73484, 128597, 146968, 257194, 293936, 514388, 587872, 900179, 1028776, 1800358, 2057552, 3600716, 4115104, 7201432, 14402864, 28805728]

約数ペア:

[(1, 28805728), (2, 14402864), (4, 7201432), (7, 4115104), (8, 3600716), (14, 2057552), (16, 1800358), (28, 1028776), (32, 900179), (49, 587872), (56, 514388), (98, 293936), (112, 257194), (196, 146968), (224, 128597), (392, 73484), (784, 36742), (1568, 18371)]