28408149

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{40993}}^1$

素因数の和:41017

約数の個数: 24

約数和(自身を含む): 51160512

約数和(自身を除く): 22752363

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 40993, 122979, 286951, 368937, 450923, 860853, 1352769, 2582559, 3156461, 4058307, 9469383, 28408149]

約数ペア:

[(1, 28408149), (3, 9469383), (7, 4058307), (9, 3156461), (11, 2582559), (21, 1352769), (33, 860853), (63, 450923), (77, 368937), (99, 286951), (231, 122979), (693, 40993)]