209330810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1610237}}^1$

素因数の和:1610257

約数の個数: 16

約数和(自身を含む): 405779976

約数和(自身を除く): 196449166

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1610237, 3220474, 8051185, 16102370, 20933081, 41866162, 104665405, 209330810]

約数ペア:

[(1, 209330810), (2, 104665405), (5, 41866162), (10, 20933081), (13, 16102370), (26, 8051185), (65, 3220474), (130, 1610237)]