128378176

素因数分解:

$2^6\times {\mathrm{139}}^1\times {\mathrm{14431}}^1$

素因数の和:14582

約数の個数: 28

約数和(自身を含む): 256600960

約数和(自身を除く): 128222784

約数列:

[1, 2, 4, 8, 16, 32, 64, 139, 278, 556, 1112, 2224, 4448, 8896, 14431, 28862, 57724, 115448, 230896, 461792, 923584, 2005909, 4011818, 8023636, 16047272, 32094544, 64189088, 128378176]

約数ペア:

[(1, 128378176), (2, 64189088), (4, 32094544), (8, 16047272), (16, 8023636), (32, 4011818), (64, 2005909), (139, 923584), (278, 461792), (556, 230896), (1112, 115448), (2224, 57724), (4448, 28862), (8896, 14431)]