3988851

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:442

約数の個数: 16

約数和(自身を含む): 5499648

約数和(自身を除く): 1510797

約数列:

[1, 3, 61, 71, 183, 213, 307, 921, 4331, 12993, 18727, 21797, 56181, 65391, 1329617, 3988851]

約数ペア:

[(1, 3988851), (3, 1329617), (61, 65391), (71, 56181), (183, 21797), (213, 18727), (307, 12993), (921, 4331)]