25403729

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1619}}^1$

素因数の和:1720

約数の個数: 16

約数和(自身を含む): 29393280

約数和(自身を除く): 3989551

約数列:

[1, 13, 17, 71, 221, 923, 1207, 1619, 15691, 21047, 27523, 114949, 357799, 1494337, 1954133, 25403729]

約数ペア:

[(1, 25403729), (13, 1954133), (17, 1494337), (71, 357799), (221, 114949), (923, 27523), (1207, 21047), (1619, 15691)]