28125752

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{206807}}^1$

素因数の和:206830

約数の個数: 16

約数和(自身を含む): 55838160

約数和(自身を除く): 27712408

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 206807, 413614, 827228, 1654456, 3515719, 7031438, 14062876, 28125752]

約数ペア:

[(1, 28125752), (2, 14062876), (4, 7031438), (8, 3515719), (17, 1654456), (34, 827228), (68, 413614), (136, 206807)]