68918508

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{211}}^2$

素因数の和:475

約数の個数: 54

約数和(自身を含む): 179110932

約数和(自身を除く): 110192424

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 211, 258, 387, 422, 516, 633, 774, 844, 1266, 1548, 1899, 2532, 3798, 7596, 9073, 18146, 27219, 36292, 44521, 54438, 81657, 89042, 108876, 133563, 163314, 178084, 267126, 326628, 400689, 534252, 801378, 1602756, 1914403, 3828806, 5743209, 7657612, 11486418, 17229627, 22972836, 34459254, 68918508]

約数ペア:

[(1, 68918508), (2, 34459254), (3, 22972836), (4, 17229627), (6, 11486418), (9, 7657612), (12, 5743209), (18, 3828806), (36, 1914403), (43, 1602756), (86, 801378), (129, 534252), (172, 400689), (211, 326628), (258, 267126), (387, 178084), (422, 163314), (516, 133563), (633, 108876), (774, 89042), (844, 81657), (1266, 54438), (1548, 44521), (1899, 36292), (2532, 27219), (3798, 18146), (7596, 9073)]