128963646

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{1023521}}^1$

素因数の和:1023536

約数の個数: 24

約数和(自身を含む): 319338864

約数和(自身を除く): 190375218

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 1023521, 2047042, 3070563, 6141126, 7164647, 9211689, 14329294, 18423378, 21493941, 42987882, 64481823, 128963646]

約数ペア:

[(1, 128963646), (2, 64481823), (3, 42987882), (6, 21493941), (7, 18423378), (9, 14329294), (14, 9211689), (18, 7164647), (21, 6141126), (42, 3070563), (63, 2047042), (126, 1023521)]