257689224

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{275309}}^1$

素因数の和:275334

約数の個数: 48

約数和(自身を含む): 751596300

約数和(自身を除く): 493907076

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 275309, 550618, 825927, 1101236, 1651854, 2202472, 2477781, 3303708, 3579017, 4955562, 6607416, 7158034, 9911124, 10737051, 14316068, 19822248, 21474102, 28632136, 32211153, 42948204, 64422306, 85896408, 128844612, 257689224]

約数ペア:

[(1, 257689224), (2, 128844612), (3, 85896408), (4, 64422306), (6, 42948204), (8, 32211153), (9, 28632136), (12, 21474102), (13, 19822248), (18, 14316068), (24, 10737051), (26, 9911124), (36, 7158034), (39, 6607416), (52, 4955562), (72, 3579017), (78, 3303708), (104, 2477781), (117, 2202472), (156, 1651854), (234, 1101236), (312, 825927), (468, 550618), (936, 275309)]