About the Number

1211138768

1211138767 ← → 1211138769

2進数表記:1001000001100001000001011010000

漢数字表記:十二億千百十三万八千七百六十八

素因数分解:

2 4 × 7 1 × 1051 1 × 10289 1

素因数の和:11355
約数の個数: 40
約数和(自身を含む): 2684619840
約数和(自身を除く): 1473481072

約数列:
[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1051, 2102, 4204, 7357, 8408, 10289, 14714, 16816, 20578, 29428, 41156, 58856, 72023, 82312, 117712, 144046, 164624, 288092, 576184, 1152368, 10813739, 21627478, 43254956, 75696173, 86509912, 151392346, 173019824, 302784692, 605569384, 1211138768]

約数ペア:
[(1, 1211138768), (2, 605569384), (4, 302784692), (7, 173019824), (8, 151392346), (14, 86509912), (16, 75696173), (28, 43254956), (56, 21627478), (112, 10813739), (1051, 1152368), (2102, 576184), (4204, 288092), (7357, 164624), (8408, 144046), (10289, 117712), (14714, 82312), (16816, 72023), (20578, 58856), (29428, 41156)]

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