About the Number

221131992

221131991 ← → 221131993

2進数表記:1101001011100011010011011000

漢数字表記:二億二千百十三万千九百九十二

素因数分解:

2 3 × 3 1 × 47 1 × 196039 1

素因数の和:196095
約数の個数: 32
約数和(自身を含む): 564595200
約数和(自身を除く): 343463208

約数列:
[1, 2, 3, 4, 6, 8, 12, 24, 47, 94, 141, 188, 282, 376, 564, 1128, 196039, 392078, 588117, 784156, 1176234, 1568312, 2352468, 4704936, 9213833, 18427666, 27641499, 36855332, 55282998, 73710664, 110565996, 221131992]

約数ペア:
[(1, 221131992), (2, 110565996), (3, 73710664), (4, 55282998), (6, 36855332), (8, 27641499), (12, 18427666), (24, 9213833), (47, 4704936), (94, 2352468), (141, 1568312), (188, 1176234), (282, 784156), (376, 588117), (564, 392078), (1128, 196039)]

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