208021035

素因数分解:

$3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{155821}}^1$

素因数の和:155918

約数の個数: 16

約数和(自身を含む): 336575520

約数和(自身を除く): 128554485

約数列:

[1, 3, 5, 15, 89, 267, 445, 1335, 155821, 467463, 779105, 2337315, 13868069, 41604207, 69340345, 208021035]

約数ペア:

[(1, 208021035), (3, 69340345), (5, 41604207), (15, 13868069), (89, 2337315), (267, 779105), (445, 467463), (1335, 155821)]