4047142

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2591}}^1$

素因数の和:2675

約数の個数: 16

約数和(自身を含む): 6718464

約数和(自身を除く): 2671322

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 2591, 5182, 28501, 57002, 183961, 367922, 2023571, 4047142]

約数ペア:

[(1, 4047142), (2, 2023571), (11, 367922), (22, 183961), (71, 57002), (142, 28501), (781, 5182), (1562, 2591)]