81385737

素因数分解:

$3^1\times {\mathrm{149}}^1\times {\mathrm{163}}^1\times {\mathrm{1117}}^1$

素因数の和:1432

約数の個数: 16

約数和(自身を含む): 110011200

約数和(自身を除く): 28625463

約数列:

[1, 3, 149, 163, 447, 489, 1117, 3351, 24287, 72861, 166433, 182071, 499299, 546213, 27128579, 81385737]

約数ペア:

[(1, 81385737), (3, 27128579), (149, 546213), (163, 499299), (447, 182071), (489, 166433), (1117, 72861), (3351, 24287)]