28107027

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{80077}}^1$

素因数の和:80099

約数の個数: 16

約数和(自身を含む): 44843680

約数和(自身を除く): 16736653

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 80077, 240231, 720693, 1041001, 2162079, 3123003, 9369009, 28107027]

約数ペア:

[(1, 28107027), (3, 9369009), (9, 3123003), (13, 2162079), (27, 1041001), (39, 720693), (117, 240231), (351, 80077)]