81160721

素因数分解:

${\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{283}}^1\times {\mathrm{337}}^1$

素因数の和:680

約数の個数: 16

約数和(自身を含む): 87544704

約数和(自身を除く): 6383983

約数列:

[1, 23, 37, 283, 337, 851, 6509, 7751, 10471, 12469, 95371, 240833, 286787, 2193533, 3528727, 81160721]

約数ペア:

[(1, 81160721), (23, 3528727), (37, 2193533), (283, 286787), (337, 240833), (851, 95371), (6509, 12469), (7751, 10471)]