81002551

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{349}}^1\times {\mathrm{467}}^1$

素因数の和:894

約数の個数: 16

約数和(自身を含む): 94348800

約数和(自身を除く): 13346249

約数列:

[1, 7, 71, 349, 467, 497, 2443, 3269, 24779, 33157, 162983, 173453, 232099, 1140881, 11571793, 81002551]

約数ペア:

[(1, 81002551), (7, 11571793), (71, 1140881), (349, 232099), (467, 173453), (497, 162983), (2443, 33157), (3269, 24779)]