205400006

素因数分解:

$2^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{34849}}^1$

素因数の和:35279

約数の個数: 16

約数和(自身を含む): 352960800

約数和(自身を除く): 147560794

約数列:

[1, 2, 7, 14, 421, 842, 2947, 5894, 34849, 69698, 243943, 487886, 14671429, 29342858, 102700003, 205400006]

約数ペア:

[(1, 205400006), (2, 102700003), (7, 29342858), (14, 14671429), (421, 487886), (842, 243943), (2947, 69698), (5894, 34849)]