865481769

素因数分解:

$3^2\times {\mathrm{43}}^2\times {\mathrm{52009}}^1$

素因数の和:52101

約数の個数: 18

約数和(自身を含む): 1279914090

約数和(自身を除く): 414432321

約数列:

[1, 3, 9, 43, 129, 387, 1849, 5547, 16641, 52009, 156027, 468081, 2236387, 6709161, 20127483, 96164641, 288493923, 865481769]

約数ペア:

[(1, 865481769), (3, 288493923), (9, 96164641), (43, 20127483), (129, 6709161), (387, 2236387), (1849, 468081), (5547, 156027), (16641, 52009)]