12871306

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{563}}^1$

素因数の和:666

約数の個数: 32

約数和(自身を含む): 23390208

約数和(自身を除く): 10518902

約数列:

[1, 2, 7, 14, 23, 46, 71, 142, 161, 322, 497, 563, 994, 1126, 1633, 3266, 3941, 7882, 11431, 12949, 22862, 25898, 39973, 79946, 90643, 181286, 279811, 559622, 919379, 1838758, 6435653, 12871306]

約数ペア:

[(1, 12871306), (2, 6435653), (7, 1838758), (14, 919379), (23, 559622), (46, 279811), (71, 181286), (142, 90643), (161, 79946), (322, 39973), (497, 25898), (563, 22862), (994, 12949), (1126, 11431), (1633, 7882), (3266, 3941)]