209128894

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{1303}}^1\times {\mathrm{6173}}^1$

素因数の和:7491

約数の個数: 16

約数和(自身を含む): 338137632

約数和(自身を除く): 129008738

約数列:

[1, 2, 13, 26, 1303, 2606, 6173, 12346, 16939, 33878, 80249, 160498, 8043419, 16086838, 104564447, 209128894]

約数ペア:

[(1, 209128894), (2, 104564447), (13, 16086838), (26, 8043419), (1303, 160498), (2606, 80249), (6173, 33878), (12346, 16939)]