7² × 17² × 31

Prime Factor Structure

Factorization String 7^2 × 17^2 × 31

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 559,968

Proper Divisor Sum 120,977

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #438989 ← → #439007

1 7 17 31 49 119 217 289 527 833 1,519 2,023 3,689 8,959 14,161 25,823 62,713 438,991

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

438,991 1,316,974 658,487 1,975,462 987,731 2,963,194 1,481,597 4,444,792 2,222,396 1,111,198 555,599 1,666,798 833,399 2,500,198 1,250,099 3,750,298 1,875,149 5,625,448 2,812,724 1,406,362 703,181 2,109,544 1,054,772 527,386 263,693 791,080 395,540 197,770 98,885 296,656 148,328 74,164 37,082 18,541 55,624 27,812 13,906 6,953 20,860 10,430 5,215 15,646 7,823 23,470 11,735 35,206 17,603 52,810 26,405 79,216 39,608 19,804 9,902 4,951 14,854 7,427 22,282 11,141 33,424 16,712

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