128665782

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{1021157}}^1$

素因数の和:1021172

約数の個数: 24

約数和(自身を含む): 318601296

約数和(自身を除く): 189935514

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 1021157, 2042314, 3063471, 6126942, 7148099, 9190413, 14296198, 18380826, 21444297, 42888594, 64332891, 128665782]

約数ペア:

[(1, 128665782), (2, 64332891), (3, 42888594), (6, 21444297), (7, 18380826), (9, 14296198), (14, 9190413), (18, 7148099), (21, 6126942), (42, 3063471), (63, 2042314), (126, 1021157)]