2605137921

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{7823237}}^1$

素因数の和:7823280

約数の個数: 12

約数和(自身を含む): 3864679572

約数和(自身を除く): 1259541651

約数列:

[1, 3, 9, 37, 111, 333, 7823237, 23469711, 70409133, 289459769, 868379307, 2605137921]

約数ペア:

[(1, 2605137921), (3, 868379307), (9, 289459769), (37, 70409133), (111, 23469711), (333, 7823237)]