2721303

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{7753}}^1$

素因数の和:7775

約数の個数: 16

約数和(自身を含む): 4342240

約数和(自身を除く): 1620937

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 7753, 23259, 69777, 100789, 209331, 302367, 907101, 2721303]

約数ペア:

[(1, 2721303), (3, 907101), (9, 302367), (13, 209331), (27, 100789), (39, 69777), (117, 23259), (351, 7753)]