142470517

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{1657}}^1$

素因数の和:1908

約数の個数: 16

約数和(自身を含む): 166171392

約数和(自身を除く): 23700875

約数列:

[1, 7, 71, 173, 497, 1211, 1657, 11599, 12283, 85981, 117647, 286661, 823529, 2006627, 20352931, 142470517]

約数ペア:

[(1, 142470517), (7, 20352931), (71, 2006627), (173, 823529), (497, 286661), (1211, 117647), (1657, 85981), (11599, 12283)]