About the Number

129744048

129744047 ← → 129744049

2進数表記:111101110111011110010110000

漢数字表記:一億二千九百七十四万四千四十八

素因数分解:

2 4 × 3 1 × 7 1 × 386143 1

素因数の和:386161
約数の個数: 40
約数和(自身を含む): 383054848
約数和(自身を除く): 253310800

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 386143, 772286, 1158429, 1544572, 2316858, 2703001, 3089144, 4633716, 5406002, 6178288, 8109003, 9267432, 10812004, 16218006, 18534864, 21624008, 32436012, 43248016, 64872024, 129744048]

約数ペア:
[(1, 129744048), (2, 64872024), (3, 43248016), (4, 32436012), (6, 21624008), (7, 18534864), (8, 16218006), (12, 10812004), (14, 9267432), (16, 8109003), (21, 6178288), (24, 5406002), (28, 4633716), (42, 3089144), (48, 2703001), (56, 2316858), (84, 1544572), (112, 1158429), (168, 772286), (336, 386143)]

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