18153351

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{28409}}^1$

素因数の和:28486

約数の個数: 12

約数和(自身を含む): 26591760

約数和(自身を除く): 8438409

約数列:

[1, 3, 9, 71, 213, 639, 28409, 85227, 255681, 2017039, 6051117, 18153351]

約数ペア:

[(1, 18153351), (3, 6051117), (9, 2017039), (71, 255681), (213, 85227), (639, 28409)]