1291206254

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{76757}}^1$

素因数の和:77419

約数の個数: 16

約数和(自身を含む): 2089045728

約数和(自身を除く): 797839474

約数列:

[1, 2, 13, 26, 647, 1294, 8411, 16822, 76757, 153514, 997841, 1995682, 49661779, 99323558, 645603127, 1291206254]

約数ペア:

[(1, 1291206254), (2, 645603127), (13, 99323558), (26, 49661779), (647, 1995682), (1294, 997841), (8411, 153514), (16822, 76757)]