28513765

素因数分解:

$5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{5861}}^1$

素因数の和:6012

約数の個数: 16

約数和(自身を含む): 39392640

約数和(自身を除く): 10878875

約数列:

[1, 5, 7, 35, 139, 695, 973, 4865, 5861, 29305, 41027, 205135, 814679, 4073395, 5702753, 28513765]

約数ペア:

[(1, 28513765), (5, 5702753), (7, 4073395), (35, 814679), (139, 205135), (695, 41027), (973, 29305), (4865, 5861)]