12747399

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{5101}}^1$

素因数の和:5135

約数の個数: 24

約数和(自身を含む): 20938608

約数和(自身を除く): 8191209

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 357, 833, 2499, 5101, 15303, 35707, 86717, 107121, 249949, 260151, 607019, 749847, 1821057, 4249133, 12747399]

約数ペア:

[(1, 12747399), (3, 4249133), (7, 1821057), (17, 749847), (21, 607019), (49, 260151), (51, 249949), (119, 107121), (147, 86717), (357, 35707), (833, 15303), (2499, 5101)]