28917245

素因数分解:

$5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{2381}}^1$

素因数の和:2740

約数の個数: 16

約数和(自身を含む): 39788928

約数和(自身を除く): 10871683

約数列:

[1, 5, 7, 35, 347, 1735, 2381, 2429, 11905, 12145, 16667, 83335, 826207, 4131035, 5783449, 28917245]

約数ペア:

[(1, 28917245), (5, 5783449), (7, 4131035), (35, 826207), (347, 83335), (1735, 16667), (2381, 12145), (2429, 11905)]