28105869

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{20773}}^1$

素因数の和:20828

約数の個数: 16

約数和(自身を含む): 41880384

約数和(自身を除く): 13774515

約数列:

[1, 3, 11, 33, 41, 123, 451, 1353, 20773, 62319, 228503, 685509, 851693, 2555079, 9368623, 28105869]

約数ペア:

[(1, 28105869), (3, 9368623), (11, 2555079), (33, 851693), (41, 685509), (123, 228503), (451, 62319), (1353, 20773)]