201557321

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{19031}}^1$

素因数の和:19144

約数の個数: 16

約数和(自身を含む): 246654720

約数和(自身を除く): 45097399

約数列:

[1, 7, 17, 89, 119, 623, 1513, 10591, 19031, 133217, 323527, 1693759, 2264689, 11856313, 28793903, 201557321]

約数ペア:

[(1, 201557321), (7, 28793903), (17, 11856313), (89, 2264689), (119, 1693759), (623, 323527), (1513, 133217), (10591, 19031)]