28064817

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{1439}}^1$

素因数の和:1653

約数の個数: 24

約数和(自身を含む): 44478720

約数和(自身を除く): 16413903

約数列:

[1, 3, 9, 11, 33, 99, 197, 591, 1439, 1773, 2167, 4317, 6501, 12951, 15829, 19503, 47487, 142461, 283483, 850449, 2551347, 3118313, 9354939, 28064817]

約数ペア:

[(1, 28064817), (3, 9354939), (9, 3118313), (11, 2551347), (33, 850449), (99, 283483), (197, 142461), (591, 47487), (1439, 19503), (1773, 15829), (2167, 12951), (4317, 6501)]