17421605

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{877}}^1$

素因数の和:1048

約数の個数: 16

約数和(自身を含む): 21809520

約数和(自身を除く): 4387915

約数列:

[1, 5, 29, 137, 145, 685, 877, 3973, 4385, 19865, 25433, 120149, 127165, 600745, 3484321, 17421605]

約数ペア:

[(1, 17421605), (5, 3484321), (29, 600745), (137, 127165), (145, 120149), (685, 25433), (877, 19865), (3973, 4385)]