About the Number

31428864

31428863 ← → 31428865

2進数表記:1110111111001000100000000

漢数字表記:三千百四十二万八千八百六十四

素因数分解:

2 8 × 3 3 × 4547 1

素因数の和:4572
約数の個数: 72
約数和(自身を含む): 92961120
約数和(自身を除く): 61532256

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 256, 288, 384, 432, 576, 768, 864, 1152, 1728, 2304, 3456, 4547, 6912, 9094, 13641, 18188, 27282, 36376, 40923, 54564, 72752, 81846, 109128, 122769, 145504, 163692, 218256, 245538, 291008, 327384, 436512, 491076, 582016, 654768, 873024, 982152, 1164032, 1309536, 1746048, 1964304, 2619072, 3492096, 3928608, 5238144, 7857216, 10476288, 15714432, 31428864]

約数ペア:
[(1, 31428864), (2, 15714432), (3, 10476288), (4, 7857216), (6, 5238144), (8, 3928608), (9, 3492096), (12, 2619072), (16, 1964304), (18, 1746048), (24, 1309536), (27, 1164032), (32, 982152), (36, 873024), (48, 654768), (54, 582016), (64, 491076), (72, 436512), (96, 327384), (108, 291008), (128, 245538), (144, 218256), (192, 163692), (216, 145504), (256, 122769), (288, 109128), (384, 81846), (432, 72752), (576, 54564), (768, 40923), (864, 36376), (1152, 27282), (1728, 18188), (2304, 13641), (3456, 9094), (4547, 6912)]

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