28684264

素因数分解:

$2^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{4973}}^1$

素因数の和:5089

約数の個数: 32

約数和(自身を含む): 62075520

約数和(自身を除く): 33391256

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 103, 206, 412, 721, 824, 1442, 2884, 4973, 5768, 9946, 19892, 34811, 39784, 69622, 139244, 278488, 512219, 1024438, 2048876, 3585533, 4097752, 7171066, 14342132, 28684264]

約数ペア:

[(1, 28684264), (2, 14342132), (4, 7171066), (7, 4097752), (8, 3585533), (14, 2048876), (28, 1024438), (56, 512219), (103, 278488), (206, 139244), (412, 69622), (721, 39784), (824, 34811), (1442, 19892), (2884, 9946), (4973, 5768)]