28743785

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{28319}}^1$

素因数の和:28360

約数の個数: 16

約数和(自身を含む): 40780800

約数和(自身を除く): 12037015

約数列:

[1, 5, 7, 29, 35, 145, 203, 1015, 28319, 141595, 198233, 821251, 991165, 4106255, 5748757, 28743785]

約数ペア:

[(1, 28743785), (5, 5748757), (7, 4106255), (29, 991165), (35, 821251), (145, 198233), (203, 141595), (1015, 28319)]