16442727

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:323

約数の個数: 32

約数和(自身を含む): 26019840

約数和(自身を除く): 9577113

約数列:

[1, 3, 7, 21, 43, 129, 131, 139, 301, 393, 417, 903, 917, 973, 2751, 2919, 5633, 5977, 16899, 17931, 18209, 39431, 41839, 54627, 118293, 125517, 127463, 382389, 782987, 2348961, 5480909, 16442727]

約数ペア:

[(1, 16442727), (3, 5480909), (7, 2348961), (21, 782987), (43, 382389), (129, 127463), (131, 125517), (139, 118293), (301, 54627), (393, 41839), (417, 39431), (903, 18209), (917, 17931), (973, 16899), (2751, 5977), (2919, 5633)]