9940645

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{13903}}^1$

素因数の和:13932

約数の個数: 16

約数和(自身を含む): 14015232

約数和(自身を除く): 4074587

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 13903, 69515, 152933, 180739, 764665, 903695, 1988129, 9940645]

約数ペア:

[(1, 9940645), (5, 1988129), (11, 903695), (13, 764665), (55, 180739), (65, 152933), (143, 69515), (715, 13903)]