81973612

素因数分解:

$2^2\times 7^1\times {\mathrm{727}}^1\times {\mathrm{4027}}^1$

素因数の和:4765

約数の個数: 24

約数和(自身を含む): 164213504

約数和(自身を除く): 82239892

約数列:

[1, 2, 4, 7, 14, 28, 727, 1454, 2908, 4027, 5089, 8054, 10178, 16108, 20356, 28189, 56378, 112756, 2927629, 5855258, 11710516, 20493403, 40986806, 81973612]

約数ペア:

[(1, 81973612), (2, 40986806), (4, 20493403), (7, 11710516), (14, 5855258), (28, 2927629), (727, 112756), (1454, 56378), (2908, 28189), (4027, 20356), (5089, 16108), (8054, 10178)]