66866506

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{34361}}^1$

素因数の和:34509

約数の個数: 16

約数和(自身を含む): 115456320

約数和(自身を除く): 48589814

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 34361, 68722, 240527, 481054, 4776179, 9552358, 33433253, 66866506]

約数ペア:

[(1, 66866506), (2, 33433253), (7, 9552358), (14, 4776179), (139, 481054), (278, 240527), (973, 68722), (1946, 34361)]