About the Number

121392208

121392207 ← → 121392209

2進数表記:111001111000100110001010000

漢数字表記:一億二千百三十九万二千二百八

素因数分解:

2 4 × 7 2 × 67 1 × 2311 1

素因数の和:2400
約数の個数: 60
約数和(自身を含む): 277800672
約数和(自身を除く): 156408464

約数列:
[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 67, 98, 112, 134, 196, 268, 392, 469, 536, 784, 938, 1072, 1876, 2311, 3283, 3752, 4622, 6566, 7504, 9244, 13132, 16177, 18488, 26264, 32354, 36976, 52528, 64708, 113239, 129416, 154837, 226478, 258832, 309674, 452956, 619348, 905912, 1083859, 1238696, 1811824, 2167718, 2477392, 4335436, 7587013, 8670872, 15174026, 17341744, 30348052, 60696104, 121392208]

約数ペア:
[(1, 121392208), (2, 60696104), (4, 30348052), (7, 17341744), (8, 15174026), (14, 8670872), (16, 7587013), (28, 4335436), (49, 2477392), (56, 2167718), (67, 1811824), (98, 1238696), (112, 1083859), (134, 905912), (196, 619348), (268, 452956), (392, 309674), (469, 258832), (536, 226478), (784, 154837), (938, 129416), (1072, 113239), (1876, 64708), (2311, 52528), (3283, 36976), (3752, 32354), (4622, 26264), (6566, 18488), (7504, 16177), (9244, 13132)]

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