12990097939

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{409021}}^1$

素因数の和:409390

約数の個数: 16

約数和(自身を含む): 16033662400

約数和(自身を除く): 3043564461

約数列:

[1, 7, 13, 91, 349, 2443, 4537, 31759, 409021, 2863147, 5317273, 37220911, 142748329, 999238303, 1855728277, 12990097939]

約数ペア:

[(1, 12990097939), (7, 1855728277), (13, 999238303), (91, 142748329), (349, 37220911), (2443, 5317273), (4537, 2863147), (31759, 409021)]