421985810

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{258887}}^1$

素因数の和:259057

約数の個数: 16

約数和(自身を含む): 764237376

約数和(自身を除く): 342251566

約数列:

[1, 2, 5, 10, 163, 326, 815, 1630, 258887, 517774, 1294435, 2588870, 42198581, 84397162, 210992905, 421985810]

約数ペア:

[(1, 421985810), (2, 210992905), (5, 84397162), (10, 42198581), (163, 2588870), (326, 1294435), (815, 517774), (1630, 258887)]