2² × 7² × 1721

Prime Factor Structure

Factorization String 2^2 × 7^2 × 1721

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 687,078

Proper Divisor Sum 349,762

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #337313 ← → #337327

1 2 4 7 14 28 49 98 196 1,721 3,442 6,884 12,047 24,094 48,188 84,329 168,658 337,316

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

337,316 168,658 84,329 252,988 126,494 63,247 189,742 94,871 284,614 142,307 426,922 213,461 640,384 320,192 160,096 80,048 40,024 20,012 10,006 5,003 15,010 7,505 22,516 11,258 5,629 16,888 8,444 4,222 2,111 6,334 3,167 9,502 4,751 14,254 7,127 21,382 10,691 32,074 16,037 48,112 24,056 12,028 6,014 3,007 9,022 4,511 13,534 6,767 20,302 10,151 30,454 15,227 45,682 22,841 68,524 34,262 17,131 51,394 25,697 77,092

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