81604565

素因数分解:

$5^1\times 7^1\times {\mathrm{823}}^1\times {\mathrm{2833}}^1$

素因数の和:3668

約数の個数: 16

約数和(自身を含む): 112090368

約数和(自身を除く): 30485803

約数列:

[1, 5, 7, 35, 823, 2833, 4115, 5761, 14165, 19831, 28805, 99155, 2331559, 11657795, 16320913, 81604565]

約数ペア:

[(1, 81604565), (5, 16320913), (7, 11657795), (35, 2331559), (823, 99155), (2833, 28805), (4115, 19831), (5761, 14165)]