18304515

素因数分解:

$3^3\times 5^1\times {\mathrm{135589}}^1$

素因数の和:135603

約数の個数: 16

約数和(自身を含む): 32541600

約数和(自身を除く): 14237085

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 135589, 406767, 677945, 1220301, 2033835, 3660903, 6101505, 18304515]

約数ペア:

[(1, 18304515), (3, 6101505), (5, 3660903), (9, 2033835), (15, 1220301), (27, 677945), (45, 406767), (135, 135589)]