About the Number

124742007

124742006 ← → 124742008

2進数表記:111011011110110100101110111

漢数字表記:一億二千四百七十四万二千七

素因数分解:

3 2 × 13 1 × 67 1 × 15913 1

素因数の和:15999
約数の個数: 24
約数和(自身を含む): 196951664
約数和(自身を除く): 72209657

約数列:
[1, 3, 9, 13, 39, 67, 117, 201, 603, 871, 2613, 7839, 15913, 47739, 143217, 206869, 620607, 1066171, 1861821, 3198513, 9595539, 13860223, 41580669, 124742007]

約数ペア:
[(1, 124742007), (3, 41580669), (9, 13860223), (13, 9595539), (39, 3198513), (67, 1861821), (117, 1066171), (201, 620607), (603, 206869), (871, 143217), (2613, 47739), (7839, 15913)]

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