256552219

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{195991}}^1$

素因数の和:196026

約数の個数: 16

約数和(自身を含む): 338674176

約数和(自身を除く): 82121957

約数列:

[1, 7, 11, 17, 77, 119, 187, 1309, 195991, 1371937, 2155901, 3331847, 15091307, 23322929, 36650317, 256552219]

約数ペア:

[(1, 256552219), (7, 36650317), (11, 23322929), (17, 15091307), (77, 3331847), (119, 2155901), (187, 1371937), (1309, 195991)]