208691427

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{231109}}^1$

素因数の和:231162

約数の個数: 16

約数和(自身を含む): 325402880

約数和(自身を除く): 116711453

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 231109, 693327, 1617763, 4853289, 9937687, 29813061, 69563809, 208691427]

約数ペア:

[(1, 208691427), (3, 69563809), (7, 29813061), (21, 9937687), (43, 4853289), (129, 1617763), (301, 693327), (903, 231109)]