205127721

素因数分解:

$3^5\times {\mathrm{139}}^1\times {\mathrm{6073}}^1$

素因数の和:6227

約数の個数: 24

約数和(自身を含む): 309531040

約数和(自身を除く): 104403319

約数列:

[1, 3, 9, 27, 81, 139, 243, 417, 1251, 3753, 6073, 11259, 18219, 33777, 54657, 163971, 491913, 844147, 1475739, 2532441, 7597323, 22791969, 68375907, 205127721]

約数ペア:

[(1, 205127721), (3, 68375907), (9, 22791969), (27, 7597323), (81, 2532441), (139, 1475739), (243, 844147), (417, 491913), (1251, 163971), (3753, 54657), (6073, 33777), (11259, 18219)]