8991135

素因数分解:

$3^3\times 5^1\times {\mathrm{66601}}^1$

素因数の和:66615

約数の個数: 16

約数和(自身を含む): 15984480

約数和(自身を除く): 6993345

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 66601, 199803, 333005, 599409, 999015, 1798227, 2997045, 8991135]

約数ペア:

[(1, 8991135), (3, 2997045), (5, 1798227), (9, 999015), (15, 599409), (27, 333005), (45, 199803), (135, 66601)]