206522421

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{228707}}^1$

素因数の和:228760

約数の個数: 16

約数和(自身を含む): 322020864

約数和(自身を除く): 115498443

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 228707, 686121, 1600949, 4802847, 9834401, 29503203, 68840807, 206522421]

約数ペア:

[(1, 206522421), (3, 68840807), (7, 29503203), (21, 9834401), (43, 4802847), (129, 1600949), (301, 686121), (903, 228707)]