28512165

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{172801}}^1$

素因数の和:172820

約数の個数: 16

約数和(自身を含む): 49766976

約数和(自身を除く): 21254811

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 172801, 518403, 864005, 1900811, 2592015, 5702433, 9504055, 28512165]

約数ペア:

[(1, 28512165), (3, 9504055), (5, 5702433), (11, 2592015), (15, 1900811), (33, 864005), (55, 518403), (165, 172801)]