12745047

素因数分解:

$3^1\times 7^2\times {\mathrm{277}}^1\times {\mathrm{313}}^1$

素因数の和:607

約数の個数: 24

約数和(自身を含む): 19902576

約数和(自身を除く): 7157529

約数列:

[1, 3, 7, 21, 49, 147, 277, 313, 831, 939, 1939, 2191, 5817, 6573, 13573, 15337, 40719, 46011, 86701, 260103, 606907, 1820721, 4248349, 12745047]

約数ペア:

[(1, 12745047), (3, 4248349), (7, 1820721), (21, 606907), (49, 260103), (147, 86701), (277, 46011), (313, 40719), (831, 15337), (939, 13573), (1939, 6573), (2191, 5817)]