13855149

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19993}}^1$

素因数の和:20017

約数の個数: 24

約数和(自身を含む): 24952512

約数和(自身を除く): 11097363

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 19993, 59979, 139951, 179937, 219923, 419853, 659769, 1259559, 1539461, 1979307, 4618383, 13855149]

約数ペア:

[(1, 13855149), (3, 4618383), (7, 1979307), (9, 1539461), (11, 1259559), (21, 659769), (33, 419853), (63, 219923), (77, 179937), (99, 139951), (231, 59979), (693, 19993)]