427846

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:227

約数の個数: 16

約数和(自身を含む): 684288

約数和(自身を除く): 256442

約数列:

[1, 2, 23, 46, 71, 131, 142, 262, 1633, 3013, 3266, 6026, 9301, 18602, 213923, 427846]

約数ペア:

[(1, 427846), (2, 213923), (23, 18602), (46, 9301), (71, 6026), (131, 3266), (142, 3013), (262, 1633)]