81286545

素因数分解:

$3^1\times 5^1\times {\mathrm{719}}^1\times {\mathrm{7537}}^1$

素因数の和:8264

約数の個数: 16

約数和(自身を含む): 130256640

約数和(自身を除く): 48970095

約数列:

[1, 3, 5, 15, 719, 2157, 3595, 7537, 10785, 22611, 37685, 113055, 5419103, 16257309, 27095515, 81286545]

約数ペア:

[(1, 81286545), (3, 27095515), (5, 16257309), (15, 5419103), (719, 113055), (2157, 37685), (3595, 22611), (7537, 10785)]