51390185

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{133481}}^1$

素因数の和:133504

約数の個数: 16

約数和(自身を含む): 76885632

約数和(自身を除く): 25495447

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 133481, 667405, 934367, 1468291, 4671835, 7341455, 10278037, 51390185]

約数ペア:

[(1, 51390185), (5, 10278037), (7, 7341455), (11, 4671835), (35, 1468291), (55, 934367), (77, 667405), (385, 133481)]