203412489

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{225263}}^1$

素因数の和:225316

約数の個数: 16

約数和(自身を含む): 317171712

約数和(自身を除く): 113759223

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 225263, 675789, 1576841, 4730523, 9686309, 29058927, 67804163, 203412489]

約数ペア:

[(1, 203412489), (3, 67804163), (7, 29058927), (21, 9686309), (43, 4730523), (129, 1576841), (301, 675789), (903, 225263)]