489760137

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{18061}}^1$

素因数の和:18221

約数の個数: 24

約数和(自身を含む): 743865408

約数和(自身を除く): 254105271

約数列:

[1, 3, 9, 23, 69, 131, 207, 393, 1179, 3013, 9039, 18061, 27117, 54183, 162549, 415403, 1246209, 2365991, 3738627, 7097973, 21293919, 54417793, 163253379, 489760137]

約数ペア:

[(1, 489760137), (3, 163253379), (9, 54417793), (23, 21293919), (69, 7097973), (131, 3738627), (207, 2365991), (393, 1246209), (1179, 415403), (3013, 162549), (9039, 54183), (18061, 27117)]