657185739

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{12041}}^1$

素因数の和:12187

約数の個数: 32

約数和(自身を含む): 1054301184

約数和(自身を除く): 397115445

約数列:

[1, 3, 7, 21, 23, 69, 113, 161, 339, 483, 791, 2373, 2599, 7797, 12041, 18193, 36123, 54579, 84287, 252861, 276943, 830829, 1360633, 1938601, 4081899, 5815803, 9524431, 28573293, 31294559, 93883677, 219061913, 657185739]

約数ペア:

[(1, 657185739), (3, 219061913), (7, 93883677), (21, 31294559), (23, 28573293), (69, 9524431), (113, 5815803), (161, 4081899), (339, 1938601), (483, 1360633), (791, 830829), (2373, 276943), (2599, 252861), (7797, 84287), (12041, 54579), (18193, 36123)]