66856216

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{51907}}^1$

素因数の和:51943

約数の個数: 32

約数和(自身を含む): 149495040

約数和(自身を除く): 82638824

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 51907, 103814, 207628, 363349, 415256, 726698, 1193861, 1453396, 2387722, 2906792, 4775444, 8357027, 9550888, 16714054, 33428108, 66856216]

約数ペア:

[(1, 66856216), (2, 33428108), (4, 16714054), (7, 9550888), (8, 8357027), (14, 4775444), (23, 2906792), (28, 2387722), (46, 1453396), (56, 1193861), (92, 726698), (161, 415256), (184, 363349), (322, 207628), (644, 103814), (1288, 51907)]