28808528

素因数分解:

$2^4\times 7^1\times {\mathrm{257219}}^1$

素因数の和:257234

約数の個数: 20

約数和(自身を含む): 63790560

約数和(自身を除く): 34982032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 257219, 514438, 1028876, 1800533, 2057752, 3601066, 4115504, 7202132, 14404264, 28808528]

約数ペア:

[(1, 28808528), (2, 14404264), (4, 7202132), (7, 4115504), (8, 3601066), (14, 2057752), (16, 1800533), (28, 1028876), (56, 514438), (112, 257219)]