1643718663

素因数分解:

$3^4\times {\mathrm{4337}}^1\times {\mathrm{4679}}^1$

素因数の和:9028

約数の個数: 20

約数和(自身を含む): 2456522640

約数和(自身を除く): 812803977

約数列:

[1, 3, 9, 27, 81, 4337, 4679, 13011, 14037, 39033, 42111, 117099, 126333, 351297, 378999, 20292823, 60878469, 182635407, 547906221, 1643718663]

約数ペア:

[(1, 1643718663), (3, 547906221), (9, 182635407), (27, 60878469), (81, 20292823), (4337, 378999), (4679, 351297), (13011, 126333), (14037, 117099), (39033, 42111)]