27556605

素因数分解:

$3^4\times 5^1\times {\mathrm{68041}}^1$

素因数の和:68058

約数の個数: 20

約数和(自身を含む): 49398492

約数和(自身を除く): 21841887

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 68041, 204123, 340205, 612369, 1020615, 1837107, 3061845, 5511321, 9185535, 27556605]

約数ペア:

[(1, 27556605), (3, 9185535), (5, 5511321), (9, 3061845), (15, 1837107), (27, 1020615), (45, 612369), (81, 340205), (135, 204123), (405, 68041)]