About the Number

1213042768

1213042767 ← → 1213042769

2進数表記:1001000010011011001000001010000

漢数字表記:十二億千三百四万二千七百六十八

素因数分解:

2 4 × 7 1 × 313 1 × 34603 1

素因数の和:34931
約数の個数: 40
約数和(自身を含む): 2694682688
約数和(自身を除く): 1481639920

約数列:
[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 313, 626, 1252, 2191, 2504, 4382, 5008, 8764, 17528, 34603, 35056, 69206, 138412, 242221, 276824, 484442, 553648, 968884, 1937768, 3875536, 10830739, 21661478, 43322956, 75815173, 86645912, 151630346, 173291824, 303260692, 606521384, 1213042768]

約数ペア:
[(1, 1213042768), (2, 606521384), (4, 303260692), (7, 173291824), (8, 151630346), (14, 86645912), (16, 75815173), (28, 43322956), (56, 21661478), (112, 10830739), (313, 3875536), (626, 1937768), (1252, 968884), (2191, 553648), (2504, 484442), (4382, 276824), (5008, 242221), (8764, 138412), (17528, 69206), (34603, 35056)]

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