81428076

素因数分解:

$2^2\times 3^2\times {\mathrm{2261891}}^1$

素因数の和:2261901

約数の個数: 18

約数和(自身を含む): 205832172

約数和(自身を除く): 124404096

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 2261891, 4523782, 6785673, 9047564, 13571346, 20357019, 27142692, 40714038, 81428076]

約数ペア:

[(1, 81428076), (2, 40714038), (3, 27142692), (4, 20357019), (6, 13571346), (9, 9047564), (12, 6785673), (18, 4523782), (36, 2261891)]