1856345907

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{18119}}^1$

素因数の和:18243

約数の個数: 32

約数和(自身を含む): 2776273920

約数和(自身を除く): 919928013

約数列:

[1, 3, 13, 37, 39, 71, 111, 213, 481, 923, 1443, 2627, 2769, 7881, 18119, 34151, 54357, 102453, 235547, 670403, 706641, 1286449, 2011209, 3859347, 8715239, 16723837, 26145717, 47598613, 50171511, 142795839, 618781969, 1856345907]

約数ペア:

[(1, 1856345907), (3, 618781969), (13, 142795839), (37, 50171511), (39, 47598613), (71, 26145717), (111, 16723837), (213, 8715239), (481, 3859347), (923, 2011209), (1443, 1286449), (2627, 706641), (2769, 670403), (7881, 235547), (18119, 102453), (34151, 54357)]