7980055

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{421}}^1$

素因数の和:666

約数の個数: 16

約数和(自身を含む): 10209024

約数和(自身を除く): 2228969

約数列:

[1, 5, 17, 85, 223, 421, 1115, 2105, 3791, 7157, 18955, 35785, 93883, 469415, 1596011, 7980055]

約数ペア:

[(1, 7980055), (5, 1596011), (17, 469415), (85, 93883), (223, 35785), (421, 18955), (1115, 7157), (2105, 3791)]