142688063

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{2711}}^1$

素因数の和:2894

約数の個数: 16

約数和(自身を含む): 166972416

約数和(自身を除く): 24284353

約数列:

[1, 7, 73, 103, 511, 721, 2711, 7519, 18977, 52633, 197903, 279233, 1385321, 1954631, 20384009, 142688063]

約数ペア:

[(1, 142688063), (7, 20384009), (73, 1954631), (103, 1385321), (511, 279233), (721, 197903), (2711, 52633), (7519, 18977)]