9977212

素因数分解:

$2^2\times 7^1\times {\mathrm{349}}^1\times {\mathrm{1021}}^1$

素因数の和:1381

約数の個数: 24

約数和(自身を含む): 20031200

約数和(自身を除く): 10053988

約数列:

[1, 2, 4, 7, 14, 28, 349, 698, 1021, 1396, 2042, 2443, 4084, 4886, 7147, 9772, 14294, 28588, 356329, 712658, 1425316, 2494303, 4988606, 9977212]

約数ペア:

[(1, 9977212), (2, 4988606), (4, 2494303), (7, 1425316), (14, 712658), (28, 356329), (349, 28588), (698, 14294), (1021, 9772), (1396, 7147), (2042, 4886), (2443, 4084)]