28878605

素因数分解:

$5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{9941}}^1$

素因数の和:10036

約数の個数: 16

約数和(自身を含む): 40086144

約数和(自身を除く): 11207539

約数列:

[1, 5, 7, 35, 83, 415, 581, 2905, 9941, 49705, 69587, 347935, 825103, 4125515, 5775721, 28878605]

約数ペア:

[(1, 28878605), (5, 5775721), (7, 4125515), (35, 825103), (83, 347935), (415, 69587), (581, 49705), (2905, 9941)]