239980142

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{809}}^1\times {\mathrm{2089}}^1$

素因数の和:2971

約数の個数: 16

約数和(自身を含む): 365666400

約数和(自身を除く): 125686258

約数列:

[1, 2, 71, 142, 809, 1618, 2089, 4178, 57439, 114878, 148319, 296638, 1690001, 3380002, 119990071, 239980142]

約数ペア:

[(1, 239980142), (2, 119990071), (71, 3380002), (142, 1690001), (809, 296638), (1618, 148319), (2089, 114878), (4178, 57439)]