28711761

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{10369}}^1$

素因数の和:10456

約数の個数: 16

約数和(自身を含む): 41811840

約数和(自身を除く): 13100079

約数列:

[1, 3, 13, 39, 71, 213, 923, 2769, 10369, 31107, 134797, 404391, 736199, 2208597, 9570587, 28711761]

約数ペア:

[(1, 28711761), (3, 9570587), (13, 2208597), (39, 736199), (71, 404391), (213, 134797), (923, 31107), (2769, 10369)]