About the Number

201612089

201612088 ← → 201612090

2進数表記:1100000001000101101100111001

漢数字表記:二億百六十一万二千八十九

素因数分解:

7 1 × 23 1 × 29 2 × 1489 1

素因数の和:1577
約数の個数: 24
約数和(自身を含む): 249175680
約数和(自身を除く): 47563591

約数列:
[1, 7, 23, 29, 161, 203, 667, 841, 1489, 4669, 5887, 10423, 19343, 34247, 43181, 135401, 239729, 302267, 993163, 1252249, 6952141, 8765743, 28801727, 201612089]

約数ペア:
[(1, 201612089), (7, 28801727), (23, 8765743), (29, 6952141), (161, 1252249), (203, 993163), (667, 302267), (841, 239729), (1489, 135401), (4669, 43181), (5887, 34247), (10423, 19343)]

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