13298467833

素因数分解:

$3^2\times 7^1\times {\mathrm{211086791}}^1$

素因数の和:211086804

約数の個数: 12

約数和(自身を含む): 21953026368

約数和(自身を除く): 8654558535

約数列:

[1, 3, 7, 9, 21, 63, 211086791, 633260373, 1477607537, 1899781119, 4432822611, 13298467833]

約数ペア:

[(1, 13298467833), (3, 4432822611), (7, 1899781119), (9, 1477607537), (21, 633260373), (63, 211086791)]