40251939

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{521}}^1$

素因数の和:827

約数の個数: 32

約数和(自身を含む): 66415104

約数和(自身を除く): 26163165

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 283, 521, 849, 1563, 1981, 3647, 3679, 5943, 6773, 10941, 11037, 20319, 25753, 47411, 77259, 142233, 147443, 442329, 1032101, 1916759, 3096303, 5750277, 13417313, 40251939]

約数ペア:

[(1, 40251939), (3, 13417313), (7, 5750277), (13, 3096303), (21, 1916759), (39, 1032101), (91, 442329), (273, 147443), (283, 142233), (521, 77259), (849, 47411), (1563, 25753), (1981, 20319), (3647, 11037), (3679, 10941), (5943, 6773)]