208102781

素因数分解:

${\mathrm{23}}^2\times {\mathrm{61}}^1\times {\mathrm{6449}}^1$

素因数の和:6556

約数の個数: 12

約数和(自身を含む): 221144700

約数和(自身を除く): 13041919

約数列:

[1, 23, 61, 529, 1403, 6449, 32269, 148327, 393389, 3411521, 9047947, 208102781]

約数ペア:

[(1, 208102781), (23, 9047947), (61, 3411521), (529, 393389), (1403, 148327), (6449, 32269)]