128781686

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{12809}}^1$

素因数の和:13279

約数の個数: 16

約数和(自身を含む): 211211280

約数和(自身を除く): 82429594

約数列:

[1, 2, 11, 22, 457, 914, 5027, 10054, 12809, 25618, 140899, 281798, 5853713, 11707426, 64390843, 128781686]

約数ペア:

[(1, 128781686), (2, 64390843), (11, 11707426), (22, 5853713), (457, 281798), (914, 140899), (5027, 25618), (10054, 12809)]