About the Number

206912216

206912215 ← → 206912217

2進数表記:1100010101010011101011011000

漢数字表記:二億六百九十一万二千二百十六

素因数分解:

2 3 × 7 1 × 29 1 × 43 1 × 2963 1

素因数の和:3048
約数の個数: 64
約数和(自身を含む): 469497600
約数和(自身を除く): 262585384

約数列:
[1, 2, 4, 7, 8, 14, 28, 29, 43, 56, 58, 86, 116, 172, 203, 232, 301, 344, 406, 602, 812, 1204, 1247, 1624, 2408, 2494, 2963, 4988, 5926, 8729, 9976, 11852, 17458, 20741, 23704, 34916, 41482, 69832, 82964, 85927, 127409, 165928, 171854, 254818, 343708, 509636, 601489, 687416, 891863, 1019272, 1202978, 1783726, 2405956, 3567452, 3694861, 4811912, 7134904, 7389722, 14779444, 25864027, 29558888, 51728054, 103456108, 206912216]

約数ペア:
[(1, 206912216), (2, 103456108), (4, 51728054), (7, 29558888), (8, 25864027), (14, 14779444), (28, 7389722), (29, 7134904), (43, 4811912), (56, 3694861), (58, 3567452), (86, 2405956), (116, 1783726), (172, 1202978), (203, 1019272), (232, 891863), (301, 687416), (344, 601489), (406, 509636), (602, 343708), (812, 254818), (1204, 171854), (1247, 165928), (1624, 127409), (2408, 85927), (2494, 82964), (2963, 69832), (4988, 41482), (5926, 34916), (8729, 23704), (9976, 20741), (11852, 17458)]

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