About the Number

121492888

121492887 ← → 121492889

2進数表記:111001111011101010110011000

漢数字表記:一億二千百四十九万二千八百八十八

素因数分解:

2 3 × 11 1 × 43 1 × 97 1 × 331 1

素因数の和:488
約数の個数: 64
約数和(自身を含む): 257685120
約数和(自身を除く): 136192232

約数列:
[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 97, 172, 194, 331, 344, 388, 473, 662, 776, 946, 1067, 1324, 1892, 2134, 2648, 3641, 3784, 4171, 4268, 7282, 8342, 8536, 14233, 14564, 16684, 28466, 29128, 32107, 33368, 45881, 56932, 64214, 91762, 113864, 128428, 156563, 183524, 256856, 313126, 353177, 367048, 626252, 706354, 1252504, 1380601, 1412708, 2761202, 2825416, 5522404, 11044808, 15186611, 30373222, 60746444, 121492888]

約数ペア:
[(1, 121492888), (2, 60746444), (4, 30373222), (8, 15186611), (11, 11044808), (22, 5522404), (43, 2825416), (44, 2761202), (86, 1412708), (88, 1380601), (97, 1252504), (172, 706354), (194, 626252), (331, 367048), (344, 353177), (388, 313126), (473, 256856), (662, 183524), (776, 156563), (946, 128428), (1067, 113864), (1324, 91762), (1892, 64214), (2134, 56932), (2648, 45881), (3641, 33368), (3784, 32107), (4171, 29128), (4268, 28466), (7282, 16684), (8342, 14564), (8536, 14233)]

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