16380063819

素因数分解:

$3^2\times 7^1\times {\mathrm{260001013}}^1$

素因数の和:260001026

約数の個数: 12

約数和(自身を含む): 27040105456

約数和(自身を除く): 10660041637

約数列:

[1, 3, 7, 9, 21, 63, 260001013, 780003039, 1820007091, 2340009117, 5460021273, 16380063819]

約数ペア:

[(1, 16380063819), (3, 5460021273), (7, 2340009117), (9, 1820007091), (21, 780003039), (63, 260001013)]