2813091

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:402

約数の個数: 16

約数和(自身を含む): 3898368

約数和(自身を除く): 1085277

約数列:

[1, 3, 47, 71, 141, 213, 281, 843, 3337, 10011, 13207, 19951, 39621, 59853, 937697, 2813091]

約数ペア:

[(1, 2813091), (3, 937697), (47, 59853), (71, 39621), (141, 19951), (213, 13207), (281, 10011), (843, 3337)]