90217799

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{5237}}^1$

素因数の和:5374

約数の個数: 16

約数和(自身を含む): 108615168

約数和(自身を除く): 18397369

約数列:

[1, 7, 23, 107, 161, 749, 2461, 5237, 17227, 36659, 120451, 560359, 843157, 3922513, 12888257, 90217799]

約数ペア:

[(1, 90217799), (7, 12888257), (23, 3922513), (107, 843157), (161, 560359), (749, 120451), (2461, 36659), (5237, 17227)]