205767891

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{57301}}^1$

素因数の和:57336

約数の個数: 32

約数和(自身を含む): 366732800

約数和(自身を除く): 160964909

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 3591, 57301, 171903, 401107, 515709, 1088719, 1203321, 1547127, 3266157, 3609963, 7621033, 9798471, 10829889, 22863099, 29395413, 68589297, 205767891]

約数ペア:

[(1, 205767891), (3, 68589297), (7, 29395413), (9, 22863099), (19, 10829889), (21, 9798471), (27, 7621033), (57, 3609963), (63, 3266157), (133, 1547127), (171, 1203321), (189, 1088719), (399, 515709), (513, 401107), (1197, 171903), (3591, 57301)]