28945735

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{63617}}^1$

素因数の和:63642

約数の個数: 16

約数和(自身を含む): 42751296

約数和(自身を除く): 13805561

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 63617, 318085, 445319, 827021, 2226595, 4135105, 5789147, 28945735]

約数ペア:

[(1, 28945735), (5, 5789147), (7, 4135105), (13, 2226595), (35, 827021), (65, 445319), (91, 318085), (455, 63617)]