
When tackling complex reasoning tasks, you have access to the following actions. Use them as needed to progress through your thought process.

[ASSESS]

[ADVANCE]

[VERIFY]

[SIMPLIFY]

[SYNTHESIZE]

[PIVOT]

[OUTPUT]

You should strictly follow the format below:

[ACTION NAME]

# Your action step 1

# Your action step 2

# Your action step 3

...

Next action: [NEXT ACTION NAME]


system
Calculate $\langle\langle\langle 8\rangle\rangle\rangle$ for a positive integer $n$, where $\langle n\rangle$ denotes the sum of all positive divisors of $n$ except for $n$ itself. For example, $\langle 9\rangle=1+3=4$ and $\langle 10\rangle=1+2+5=8$.
A) 0
B) 1
C) 7
D) 8

Present the answer in LaTex format: \boxed{Your answer}
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