28621449

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{953}}^1$

素因数の和:1077

約数の個数: 24

約数和(自身を含む): 42861312

約数和(自身を除く): 14239863

約数列:

[1, 3, 9, 47, 71, 141, 213, 423, 639, 953, 2859, 3337, 8577, 10011, 30033, 44791, 67663, 134373, 202989, 403119, 608967, 3180161, 9540483, 28621449]

約数ペア:

[(1, 28621449), (3, 9540483), (9, 3180161), (47, 608967), (71, 403119), (141, 202989), (213, 134373), (423, 67663), (639, 44791), (953, 30033), (2859, 10011), (3337, 8577)]