81296295

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{318809}}^1$

素因数の和:318834

約数の個数: 16

約数和(自身を含む): 137725920

約数和(自身を除く): 56429625

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 318809, 956427, 1594045, 4782135, 5419753, 16259259, 27098765, 81296295]

約数ペア:

[(1, 81296295), (3, 27098765), (5, 16259259), (15, 5419753), (17, 4782135), (51, 1594045), (85, 956427), (255, 318809)]