1284128530

素因数分解:

$2^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{289871}}^1$

素因数の和:290321

約数の個数: 16

約数和(自身を含む): 2316657024

約数和(自身を除く): 1032528494

約数列:

[1, 2, 5, 10, 443, 886, 2215, 4430, 289871, 579742, 1449355, 2898710, 128412853, 256825706, 642064265, 1284128530]

約数ペア:

[(1, 1284128530), (2, 642064265), (5, 256825706), (10, 128412853), (443, 2898710), (886, 1449355), (2215, 579742), (4430, 289871)]