49013019

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{55009}}^1$

素因数の和:55032

約数の個数: 20

約数和(自身を含む): 79874520

約数和(自身を除く): 30861501

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 55009, 165027, 495081, 605099, 1485243, 1815297, 4455729, 5445891, 16337673, 49013019]

約数ペア:

[(1, 49013019), (3, 16337673), (9, 5445891), (11, 4455729), (27, 1815297), (33, 1485243), (81, 605099), (99, 495081), (297, 165027), (891, 55009)]