42137979

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{25127}}^1$

素因数の和:25186

約数の個数: 16

約数和(自身を含む): 61915392

約数和(自身を除く): 19777413

約数列:

[1, 3, 13, 39, 43, 129, 559, 1677, 25127, 75381, 326651, 979953, 1080461, 3241383, 14045993, 42137979]

約数ペア:

[(1, 42137979), (3, 14045993), (13, 3241383), (39, 1080461), (43, 979953), (129, 326651), (559, 75381), (1677, 25127)]