28186686

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{142357}}^1$

素因数の和:142376

約数の個数: 24

約数和(自身を含む): 66623544

約数和(自身を除く): 38436858

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 142357, 284714, 427071, 854142, 1281213, 1565927, 2562426, 3131854, 4697781, 9395562, 14093343, 28186686]

約数ペア:

[(1, 28186686), (2, 14093343), (3, 9395562), (6, 4697781), (9, 3131854), (11, 2562426), (18, 1565927), (22, 1281213), (33, 854142), (66, 427071), (99, 284714), (198, 142357)]