About the Number

57927343.000000000

131405987 ← → 131405989

2進数表記:111110101010001100010100100

漢数字表記:一億三千百四十万五千九百八十八

素因数分解:

2 2 × 3 1 × 7 1 × 17 2 × 5413 1

素因数の和:5461
約数の個数: 72
約数和(自身を含む): 372309952
約数和(自身を除く): 240903964

約数列:
[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 289, 357, 476, 578, 714, 867, 1156, 1428, 1734, 2023, 3468, 4046, 5413, 6069, 8092, 10826, 12138, 16239, 21652, 24276, 32478, 37891, 64956, 75782, 92021, 113673, 151564, 184042, 227346, 276063, 368084, 454692, 552126, 644147, 1104252, 1288294, 1564357, 1932441, 2576588, 3128714, 3864882, 4693071, 6257428, 7729764, 9386142, 10950499, 18772284, 21900998, 32851497, 43801996, 65702994, 131405988]

約数ペア:
[(1, 131405988), (2, 65702994), (3, 43801996), (4, 32851497), (6, 21900998), (7, 18772284), (12, 10950499), (14, 9386142), (17, 7729764), (21, 6257428), (28, 4693071), (34, 3864882), (42, 3128714), (51, 2576588), (68, 1932441), (84, 1564357), (102, 1288294), (119, 1104252), (204, 644147), (238, 552126), (289, 454692), (357, 368084), (476, 276063), (578, 227346), (714, 184042), (867, 151564), (1156, 113673), (1428, 92021), (1734, 75782), (2023, 64956), (3468, 37891), (4046, 32478), (5413, 24276), (6069, 21652), (8092, 16239), (10826, 12138)]

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