18015399

素因数分解:

$3^3\times {\mathrm{83}}^1\times {\mathrm{8039}}^1$

素因数の和:8131

約数の個数: 16

約数和(自身を含む): 27014400

約数和(自身を除く): 8999001

約数列:

[1, 3, 9, 27, 83, 249, 747, 2241, 8039, 24117, 72351, 217053, 667237, 2001711, 6005133, 18015399]

約数ペア:

[(1, 18015399), (3, 6005133), (9, 2001711), (27, 667237), (83, 217053), (249, 72351), (747, 24117), (2241, 8039)]