220944429

素因数分解:

$3^4\times {\mathrm{1307}}^1\times {\mathrm{2087}}^1$

素因数の和:3406

約数の個数: 20

約数和(自身を含む): 330463584

約数和(自身を除く): 109519155

約数列:

[1, 3, 9, 27, 81, 1307, 2087, 3921, 6261, 11763, 18783, 35289, 56349, 105867, 169047, 2727709, 8183127, 24549381, 73648143, 220944429]

約数ペア:

[(1, 220944429), (3, 73648143), (9, 24549381), (27, 8183127), (81, 2727709), (1307, 169047), (2087, 105867), (3921, 56349), (6261, 35289), (11763, 18783)]