28498965

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{172721}}^1$

素因数の和:172740

約数の個数: 16

約数和(自身を含む): 49743936

約数和(自身を除く): 21244971

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 172721, 518163, 863605, 1899931, 2590815, 5699793, 9499655, 28498965]

約数ペア:

[(1, 28498965), (3, 9499655), (5, 5699793), (11, 2590815), (15, 1899931), (33, 863605), (55, 518163), (165, 172721)]