12993009

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{2143}}^1$

素因数の和:2236

約数の個数: 16

約数和(自身を含む): 18112512

約数和(自身を除く): 5119503

約数列:

[1, 3, 43, 47, 129, 141, 2021, 2143, 6063, 6429, 92149, 100721, 276447, 302163, 4331003, 12993009]

約数ペア:

[(1, 12993009), (3, 4331003), (43, 302163), (47, 276447), (129, 100721), (141, 92149), (2021, 6429), (2143, 6063)]