66871247

素因数分解:

${\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{337}}^1$

素因数の和:578

約数の個数: 16

約数和(自身を含む): 71515392

約数和(自身を除く): 4644145

約数列:

[1, 31, 37, 173, 337, 1147, 5363, 6401, 10447, 12469, 58301, 198431, 386539, 1807331, 2157137, 66871247]

約数ペア:

[(1, 66871247), (31, 2157137), (37, 1807331), (173, 386539), (337, 198431), (1147, 58301), (5363, 12469), (6401, 10447)]