About the Number

28438488

28438487 ← → 28438489

2進数表記:1101100011110111111011000

漢数字表記:二千八百四十三万八千四百八十八

素因数分解:

2 3 × 3 2 × 13 1 × 23 1 × 1321 1

素因数の和:1369
約数の個数: 96
約数和(自身を含む): 86617440
約数和(自身を除く): 58178952

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 23, 24, 26, 36, 39, 46, 52, 69, 72, 78, 92, 104, 117, 138, 156, 184, 207, 234, 276, 299, 312, 414, 468, 552, 598, 828, 897, 936, 1196, 1321, 1656, 1794, 2392, 2642, 2691, 3588, 3963, 5284, 5382, 7176, 7926, 10568, 10764, 11889, 15852, 17173, 21528, 23778, 30383, 31704, 34346, 47556, 51519, 60766, 68692, 91149, 95112, 103038, 121532, 137384, 154557, 182298, 206076, 243064, 273447, 309114, 364596, 394979, 412152, 546894, 618228, 729192, 789958, 1093788, 1184937, 1236456, 1579916, 2187576, 2369874, 3159832, 3554811, 4739748, 7109622, 9479496, 14219244, 28438488]

約数ペア:
[(1, 28438488), (2, 14219244), (3, 9479496), (4, 7109622), (6, 4739748), (8, 3554811), (9, 3159832), (12, 2369874), (13, 2187576), (18, 1579916), (23, 1236456), (24, 1184937), (26, 1093788), (36, 789958), (39, 729192), (46, 618228), (52, 546894), (69, 412152), (72, 394979), (78, 364596), (92, 309114), (104, 273447), (117, 243064), (138, 206076), (156, 182298), (184, 154557), (207, 137384), (234, 121532), (276, 103038), (299, 95112), (312, 91149), (414, 68692), (468, 60766), (552, 51519), (598, 47556), (828, 34346), (897, 31704), (936, 30383), (1196, 23778), (1321, 21528), (1656, 17173), (1794, 15852), (2392, 11889), (2642, 10764), (2691, 10568), (3588, 7926), (3963, 7176), (5284, 5382)]

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