12881242

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{25457}}^1$

素因数の和:25493

約数の個数: 16

約数和(自身を含む): 21995712

約数和(自身を除く): 9114470

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 25457, 50914, 280027, 560054, 585511, 1171022, 6440621, 12881242]

約数ペア:

[(1, 12881242), (2, 6440621), (11, 1171022), (22, 585511), (23, 560054), (46, 280027), (253, 50914), (506, 25457)]