2180702209

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{439}}^1\times {\mathrm{9721}}^1$

素因数の和:10240

約数の個数: 16

約数和(自身を含む): 2532386560

約数和(自身を除く): 351684351

約数列:

[1, 7, 73, 439, 511, 3073, 9721, 32047, 68047, 224329, 709633, 4267519, 4967431, 29872633, 311528887, 2180702209]

約数ペア:

[(1, 2180702209), (7, 311528887), (73, 29872633), (439, 4967431), (511, 4267519), (3073, 709633), (9721, 224329), (32047, 68047)]