About the Number

131438904

131438903 ← → 131438905

2進数表記:111110101011001100100111000

漢数字表記:一億三千百四十三万八千九百四

素因数分解:

2 3 × 3 1 × 29 1 × 127 1 × 1487 1

素因数の和:1652
約数の個数: 64
約数和(自身を含む): 342835200
約数和(自身を除く): 211396296

約数列:
[1, 2, 3, 4, 6, 8, 12, 24, 29, 58, 87, 116, 127, 174, 232, 254, 348, 381, 508, 696, 762, 1016, 1487, 1524, 2974, 3048, 3683, 4461, 5948, 7366, 8922, 11049, 11896, 14732, 17844, 22098, 29464, 35688, 43123, 44196, 86246, 88392, 129369, 172492, 188849, 258738, 344984, 377698, 517476, 566547, 755396, 1034952, 1133094, 1510792, 2266188, 4532376, 5476621, 10953242, 16429863, 21906484, 32859726, 43812968, 65719452, 131438904]

約数ペア:
[(1, 131438904), (2, 65719452), (3, 43812968), (4, 32859726), (6, 21906484), (8, 16429863), (12, 10953242), (24, 5476621), (29, 4532376), (58, 2266188), (87, 1510792), (116, 1133094), (127, 1034952), (174, 755396), (232, 566547), (254, 517476), (348, 377698), (381, 344984), (508, 258738), (696, 188849), (762, 172492), (1016, 129369), (1487, 88392), (1524, 86246), (2974, 44196), (3048, 43123), (3683, 35688), (4461, 29464), (5948, 22098), (7366, 17844), (8922, 14732), (11049, 11896)]

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