275789631

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{727}}^1$

素因数の和:951

約数の個数: 32

約数和(自身を含む): 405070848

約数和(自身を除く): 129281217

約数列:

[1, 3, 13, 39, 71, 137, 213, 411, 727, 923, 1781, 2181, 2769, 5343, 9451, 9727, 28353, 29181, 51617, 99599, 126451, 154851, 298797, 379353, 671021, 1294787, 2013063, 3884361, 7071529, 21214587, 91929877, 275789631]

約数ペア:

[(1, 275789631), (3, 91929877), (13, 21214587), (39, 7071529), (71, 3884361), (137, 2013063), (213, 1294787), (411, 671021), (727, 379353), (923, 298797), (1781, 154851), (2181, 126451), (2769, 99599), (5343, 51617), (9451, 29181), (9727, 28353)]