225638

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:307

約数の個数: 16

約数和(自身を含む): 393984

約数和(自身を除く): 168346

約数列:

[1, 2, 7, 14, 71, 142, 227, 454, 497, 994, 1589, 3178, 16117, 32234, 112819, 225638]

約数ペア:

[(1, 225638), (2, 112819), (7, 32234), (14, 16117), (71, 3178), (142, 1589), (227, 994), (454, 497)]