205649085

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{806467}}^1$

素因数の和:806492

約数の個数: 16

約数和(自身を含む): 348394176

約数和(自身を除く): 142745091

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 806467, 2419401, 4032335, 12097005, 13709939, 41129817, 68549695, 205649085]

約数ペア:

[(1, 205649085), (3, 68549695), (5, 41129817), (15, 13709939), (17, 12097005), (51, 4032335), (85, 2419401), (255, 806467)]