123971876

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{601}}^1$

素因数の和:804

約数の個数: 48

約数和(自身を含む): 254862720

約数和(自身を除く): 130890844

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 139, 212, 278, 371, 556, 601, 742, 973, 1202, 1484, 1946, 2404, 3892, 4207, 7367, 8414, 14734, 16828, 29468, 31853, 51569, 63706, 83539, 103138, 127412, 167078, 206276, 222971, 334156, 445942, 584773, 891884, 1169546, 2339092, 4427567, 8855134, 17710268, 30992969, 61985938, 123971876]

約数ペア:

[(1, 123971876), (2, 61985938), (4, 30992969), (7, 17710268), (14, 8855134), (28, 4427567), (53, 2339092), (106, 1169546), (139, 891884), (212, 584773), (278, 445942), (371, 334156), (556, 222971), (601, 206276), (742, 167078), (973, 127412), (1202, 103138), (1484, 83539), (1946, 63706), (2404, 51569), (3892, 31853), (4207, 29468), (7367, 16828), (8414, 14734)]