85374961

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{20707}}^1$

素因数の和:20764

約数の個数: 16

約数和(自身を含む): 106024960

約数和(自身を除く): 20649999

約数列:

[1, 7, 19, 31, 133, 217, 589, 4123, 20707, 144949, 393433, 641917, 2754031, 4493419, 12196423, 85374961]

約数ペア:

[(1, 85374961), (7, 12196423), (19, 4493419), (31, 2754031), (133, 641917), (217, 393433), (589, 144949), (4123, 20707)]