About the Number

228891208

228891207 ← → 228891209

2進数表記:1101101001001001101001001000

漢数字表記:二億二千八百八十九万千二百八

素因数分解:

2 3 × 7 1 × 13 1 × 59 1 × 73 2

素因数の和:231
約数の個数: 96
約数和(自身を含む): 544622400
約数和(自身を除く): 315731192

約数列:
[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 59, 73, 91, 104, 118, 146, 182, 236, 292, 364, 413, 472, 511, 584, 728, 767, 826, 949, 1022, 1534, 1652, 1898, 2044, 3068, 3304, 3796, 4088, 4307, 5329, 5369, 6136, 6643, 7592, 8614, 10658, 10738, 13286, 17228, 21316, 21476, 26572, 30149, 34456, 37303, 42632, 42952, 53144, 55991, 60298, 69277, 74606, 111982, 120596, 138554, 149212, 223964, 241192, 277108, 298424, 314411, 391937, 447928, 484939, 554216, 628822, 783874, 969878, 1257644, 1567748, 1939756, 2200877, 2515288, 3135496, 3879512, 4087343, 4401754, 8174686, 8803508, 16349372, 17607016, 28611401, 32698744, 57222802, 114445604, 228891208]

約数ペア:
[(1, 228891208), (2, 114445604), (4, 57222802), (7, 32698744), (8, 28611401), (13, 17607016), (14, 16349372), (26, 8803508), (28, 8174686), (52, 4401754), (56, 4087343), (59, 3879512), (73, 3135496), (91, 2515288), (104, 2200877), (118, 1939756), (146, 1567748), (182, 1257644), (236, 969878), (292, 783874), (364, 628822), (413, 554216), (472, 484939), (511, 447928), (584, 391937), (728, 314411), (767, 298424), (826, 277108), (949, 241192), (1022, 223964), (1534, 149212), (1652, 138554), (1898, 120596), (2044, 111982), (3068, 74606), (3304, 69277), (3796, 60298), (4088, 55991), (4307, 53144), (5329, 42952), (5369, 42632), (6136, 37303), (6643, 34456), (7592, 30149), (8614, 26572), (10658, 21476), (10738, 21316), (13286, 17228)]

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