81708385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{34549}}^1$

素因数の和:34608

約数の個数: 16

約数和(自身を含む): 109454400

約数和(自身を除く): 27746015

約数列:

[1, 5, 11, 43, 55, 215, 473, 2365, 34549, 172745, 380039, 1485607, 1900195, 7428035, 16341677, 81708385]

約数ペア:

[(1, 81708385), (5, 16341677), (11, 7428035), (43, 1900195), (55, 1485607), (215, 380039), (473, 172745), (2365, 34549)]