28219917

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{10303}}^1$

素因数の和:10400

約数の個数: 16

約数和(自身を含む): 41545728

約数和(自身を除く): 13325811

約数列:

[1, 3, 11, 33, 83, 249, 913, 2739, 10303, 30909, 113333, 339999, 855149, 2565447, 9406639, 28219917]

約数ペア:

[(1, 28219917), (3, 9406639), (11, 2565447), (33, 855149), (83, 339999), (249, 113333), (913, 30909), (2739, 10303)]