809310243

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{293}}^1\times {\mathrm{1277}}^1$

素因数の和:1683

約数の個数: 32

約数和(自身を含む): 1250436096

約数和(自身を除く): 441125853

約数列:

[1, 3, 7, 21, 103, 293, 309, 721, 879, 1277, 2051, 2163, 3831, 6153, 8939, 26817, 30179, 90537, 131531, 211253, 374161, 394593, 633759, 920717, 1122483, 2619127, 2762151, 7857381, 38538583, 115615749, 269770081, 809310243]

約数ペア:

[(1, 809310243), (3, 269770081), (7, 115615749), (21, 38538583), (103, 7857381), (293, 2762151), (309, 2619127), (721, 1122483), (879, 920717), (1277, 633759), (2051, 394593), (2163, 374161), (3831, 211253), (6153, 131531), (8939, 90537), (26817, 30179)]