About the Number

231997249

231997248 ← → 231997250

2進数表記:1101110100111111111101000001

漢数字表記:二億三千百九十九万七千二百四十九

素因数分解:

11 1 × 17 1 × 113 1 × 10979 1

素因数の和:11120
約数の個数: 16
約数和(自身を含む): 270371520
約数和(自身を除く): 38374271

約数列:
[1, 11, 17, 113, 187, 1243, 1921, 10979, 21131, 120769, 186643, 1240627, 2053073, 13646897, 21090659, 231997249]

約数ペア:
[(1, 231997249), (11, 21090659), (17, 13646897), (113, 2053073), (187, 1240627), (1243, 186643), (1921, 120769), (10979, 21131)]

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