About the Number

172421512

172421511 ← → 172421513

2進数表記:1010010001101111000110001000

漢数字表記:一億七千二百四十二万千五百十二

素因数分解:

2 3 × 71 1 × 107 1 × 2837 1

素因数の和:3021
約数の個数: 32
約数和(自身を含む): 331024320
約数和(自身を除く): 158602808

約数列:
[1, 2, 4, 8, 71, 107, 142, 214, 284, 428, 568, 856, 2837, 5674, 7597, 11348, 15194, 22696, 30388, 60776, 201427, 303559, 402854, 607118, 805708, 1214236, 1611416, 2428472, 21552689, 43105378, 86210756, 172421512]

約数ペア:
[(1, 172421512), (2, 86210756), (4, 43105378), (8, 21552689), (71, 2428472), (107, 1611416), (142, 1214236), (214, 805708), (284, 607118), (428, 402854), (568, 303559), (856, 201427), (2837, 60776), (5674, 30388), (7597, 22696), (11348, 15194)]

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