390782

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{271}}^1$

素因数の和:383

約数の個数: 16

約数和(自身を含む): 678912

約数和(自身を除く): 288130

約数列:

[1, 2, 7, 14, 103, 206, 271, 542, 721, 1442, 1897, 3794, 27913, 55826, 195391, 390782]

約数ペア:

[(1, 390782), (2, 195391), (7, 55826), (14, 27913), (103, 3794), (206, 1897), (271, 1442), (542, 721)]