28115024

素因数分解:

$2^4\times 7^3\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:185

約数の個数: 80

約数和(自身を含む): 65472000

約数和(自身を除く): 37356976

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 49, 56, 94, 98, 109, 112, 188, 196, 218, 329, 343, 376, 392, 436, 658, 686, 752, 763, 784, 872, 1316, 1372, 1526, 1744, 2303, 2632, 2744, 3052, 4606, 5123, 5264, 5341, 5488, 6104, 9212, 10246, 10682, 12208, 16121, 18424, 20492, 21364, 32242, 35861, 36848, 37387, 40984, 42728, 64484, 71722, 74774, 81968, 85456, 128968, 143444, 149548, 251027, 257936, 286888, 299096, 502054, 573776, 598192, 1004108, 1757189, 2008216, 3514378, 4016432, 7028756, 14057512, 28115024]

約数ペア:

[(1, 28115024), (2, 14057512), (4, 7028756), (7, 4016432), (8, 3514378), (14, 2008216), (16, 1757189), (28, 1004108), (47, 598192), (49, 573776), (56, 502054), (94, 299096), (98, 286888), (109, 257936), (112, 251027), (188, 149548), (196, 143444), (218, 128968), (329, 85456), (343, 81968), (376, 74774), (392, 71722), (436, 64484), (658, 42728), (686, 40984), (752, 37387), (763, 36848), (784, 35861), (872, 32242), (1316, 21364), (1372, 20492), (1526, 18424), (1744, 16121), (2303, 12208), (2632, 10682), (2744, 10246), (3052, 9212), (4606, 6104), (5123, 5488), (5264, 5341)]